Home / 238,250,916.85-357,376,655.31-74,489,531.74

Finding the Fourth Proportional to 238,250,916.85, 357,376,655.31 and 74,489,531.74

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Solution

The fourth proportional to 238,250,916.85, 357,376,655.31 and 74,489,531.74 is: 111,734,385.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,250,916.85 : 357,376,655.31 = 74,489,531.74 : x
  2. Step 2: Convert to fraction form
    238,250,916.85/357,376,655.31 = 74,489,531.74/x
  3. Step 3: Cross multiply
    238,250,916.85x = 357,376,655.31 × 74,489,531.74
  4. Step 4: Simplify right side
    238,250,916.85x = 26,620,819,708,849,284
  5. Step 5: Solve for x
    x = 26,620,819,708,849,284/238,250,916.85
  6. Step 6: Final answer
    x = 111,734,385.16

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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.