Home / 157,779,083.52-217,730,957.92-88,165,036.44

Finding the Fourth Proportional to 157,779,083.52, 217,730,957.92 and 88,165,036.44

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Solution

The fourth proportional to 157,779,083.52, 217,730,957.92 and 88,165,036.44 is: 121,665,416.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,779,083.52 : 217,730,957.92 = 88,165,036.44 : x
  2. Step 2: Convert to fraction form
    157,779,083.52/217,730,957.92 = 88,165,036.44/x
  3. Step 3: Cross multiply
    157,779,083.52x = 217,730,957.92 × 88,165,036.44
  4. Step 4: Simplify right side
    157,779,083.52x = 19,196,257,838,912,492
  5. Step 5: Solve for x
    x = 19,196,257,838,912,492/157,779,083.52
  6. Step 6: Final answer
    x = 121,665,416.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.