Home / 159,164,155.62-219,644,984.61-88,598,646.90

Finding the Fourth Proportional to 159,164,155.62, 219,644,984.61 and 88,598,646.90

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Solution

The fourth proportional to 159,164,155.62, 219,644,984.61 and 88,598,646.90 is: 122,265,269.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,164,155.62 : 219,644,984.61 = 88,598,646.90 : x
  2. Step 2: Convert to fraction form
    159,164,155.62/219,644,984.61 = 88,598,646.90/x
  3. Step 3: Cross multiply
    159,164,155.62x = 219,644,984.61 × 88,598,646.90
  4. Step 4: Simplify right side
    159,164,155.62x = 19,460,248,434,817,328
  5. Step 5: Solve for x
    x = 19,460,248,434,817,328/159,164,155.62
  6. Step 6: Final answer
    x = 122,265,269.83

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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.