Home / 96,487,945.92-133,154,663.52-52,435,819.20

Finding the Fourth Proportional to 96,487,945.92, 133,154,663.52 and 52,435,819.20

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Solution

The fourth proportional to 96,487,945.92, 133,154,663.52 and 52,435,819.20 is: 72,362,135.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,487,945.92 : 133,154,663.52 = 52,435,819.20 : x
  2. Step 2: Convert to fraction form
    96,487,945.92/133,154,663.52 = 52,435,819.20/x
  3. Step 3: Cross multiply
    96,487,945.92x = 133,154,663.52 × 52,435,819.20
  4. Step 4: Simplify right side
    96,487,945.92x = 6,982,073,861,971,556
  5. Step 5: Solve for x
    x = 6,982,073,861,971,556/96,487,945.92
  6. Step 6: Final answer
    x = 72,362,135.97

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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.