Home / 85,468,319.90-128,202,479.85-24,886,022.30

Finding the Fourth Proportional to 85,468,319.90, 128,202,479.85 and 24,886,022.30

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Solution

The fourth proportional to 85,468,319.90, 128,202,479.85 and 24,886,022.30 is: 37,329,033.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,468,319.90 : 128,202,479.85 = 24,886,022.30 : x
  2. Step 2: Convert to fraction form
    85,468,319.90/128,202,479.85 = 24,886,022.30/x
  3. Step 3: Cross multiply
    85,468,319.90x = 128,202,479.85 × 24,886,022.30
  4. Step 4: Simplify right side
    85,468,319.90x = 3,190,449,772,462,400.50
  5. Step 5: Solve for x
    x = 3,190,449,772,462,400.50/85,468,319.90
  6. Step 6: Final answer
    x = 37,329,033.45

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Double scale
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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.