Home / 731,926,140.80-1,097,951,212.72-234,008,439.12

Finding the Fourth Proportional to 731,926,140.80, 1,097,951,212.72 and 234,008,439.12

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Solution

The fourth proportional to 731,926,140.80, 1,097,951,212.72 and 234,008,439.12 is: 351,032,481.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,926,140.80 : 1,097,951,212.72 = 234,008,439.12 : x
  2. Step 2: Convert to fraction form
    731,926,140.80/1,097,951,212.72 = 234,008,439.12/x
  3. Step 3: Cross multiply
    731,926,140.80x = 1,097,951,212.72 × 234,008,439.12
  4. Step 4: Simplify right side
    731,926,140.80x = 256,929,849,518,518,304
  5. Step 5: Solve for x
    x = 256,929,849,518,518,304/731,926,140.80
  6. Step 6: Final answer
    x = 351,032,481.55

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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.