Home / 5,668,348,511.80-8,502,522,767.70-3,219,468,383.80

Finding the Fourth Proportional to 5,668,348,511.80, 8,502,522,767.70 and 3,219,468,383.80

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Solution

The fourth proportional to 5,668,348,511.80, 8,502,522,767.70 and 3,219,468,383.80 is: 4,829,202,575.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,668,348,511.80 : 8,502,522,767.70 = 3,219,468,383.80 : x
  2. Step 2: Convert to fraction form
    5,668,348,511.80/8,502,522,767.70 = 3,219,468,383.80/x
  3. Step 3: Cross multiply
    5,668,348,511.80x = 8,502,522,767.70 × 3,219,468,383.80
  4. Step 4: Simplify right side
    5,668,348,511.80x = 27,373,603,233,149,820,928
  5. Step 5: Solve for x
    x = 27,373,603,233,149,820,928/5,668,348,511.80
  6. Step 6: Final answer
    x = 4,829,202,575.70

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Half scale
Find fourth proportional to 11,336,697,023.60, 17,005,045,535.40 and 6,438,936,767.60
Double scale
Find fourth proportional to 5,668,348,512.80, 8,502,522,769.20 and 3,219,468,384.80
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.