Home / 238,250,957.65-357,376,716.53-74,489,572.55

Finding the Fourth Proportional to 238,250,957.65, 357,376,716.53 and 74,489,572.55

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Solution

The fourth proportional to 238,250,957.65, 357,376,716.53 and 74,489,572.55 is: 111,734,446.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,250,957.65 : 357,376,716.53 = 74,489,572.55 : x
  2. Step 2: Convert to fraction form
    238,250,957.65/357,376,716.53 = 74,489,572.55/x
  3. Step 3: Cross multiply
    238,250,957.65x = 357,376,716.53 × 74,489,572.55
  4. Step 4: Simplify right side
    238,250,957.65x = 26,620,838,854,442,548
  5. Step 5: Solve for x
    x = 26,620,838,854,442,548/238,250,957.65
  6. Step 6: Final answer
    x = 111,734,446.39

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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.