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Finding the Fourth Proportional to 147,293,879.76, 220,690,798.02 and 88,878,819.24

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Solution

The fourth proportional to 147,293,879.76, 220,690,798.02 and 88,878,819.24 is: 133,167,362.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,293,879.76 : 220,690,798.02 = 88,878,819.24 : x
  2. Step 2: Convert to fraction form
    147,293,879.76/220,690,798.02 = 88,878,819.24/x
  3. Step 3: Cross multiply
    147,293,879.76x = 220,690,798.02 × 88,878,819.24
  4. Step 4: Simplify right side
    147,293,879.76x = 19,614,737,545,150,928
  5. Step 5: Solve for x
    x = 19,614,737,545,150,928/147,293,879.76
  6. Step 6: Final answer
    x = 133,167,362.94

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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.