Home / 3,778,899,014.70-5,668,348,522.05-2,146,312,262.70

Finding the Fourth Proportional to 3,778,899,014.70, 5,668,348,522.05 and 2,146,312,262.70

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Solution

The fourth proportional to 3,778,899,014.70, 5,668,348,522.05 and 2,146,312,262.70 is: 3,219,468,394.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,778,899,014.70 : 5,668,348,522.05 = 2,146,312,262.70 : x
  2. Step 2: Convert to fraction form
    3,778,899,014.70/5,668,348,522.05 = 2,146,312,262.70/x
  3. Step 3: Cross multiply
    3,778,899,014.70x = 5,668,348,522.05 × 2,146,312,262.70
  4. Step 4: Simplify right side
    3,778,899,014.70x = 12,166,045,942,133,336,064
  5. Step 5: Solve for x
    x = 12,166,045,942,133,336,064/3,778,899,014.70
  6. Step 6: Final answer
    x = 3,219,468,394.05

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Double scale
Find fourth proportional to 3,778,899,015.70, 5,668,348,523.55 and 2,146,312,263.70
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.