Home / 38,168,001.30-57,252,001.95-30,609,729.30

Finding the Fourth Proportional to 38,168,001.30, 57,252,001.95 and 30,609,729.30

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Solution

The fourth proportional to 38,168,001.30, 57,252,001.95 and 30,609,729.30 is: 45,914,593.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,168,001.30 : 57,252,001.95 = 30,609,729.30 : x
  2. Step 2: Convert to fraction form
    38,168,001.30/57,252,001.95 = 30,609,729.30/x
  3. Step 3: Cross multiply
    38,168,001.30x = 57,252,001.95 × 30,609,729.30
  4. Step 4: Simplify right side
    38,168,001.30x = 1,752,468,281,572,572.25
  5. Step 5: Solve for x
    x = 1,752,468,281,572,572.25/38,168,001.30
  6. Step 6: Final answer
    x = 45,914,593.95

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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.