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Finding the Fourth Proportional to 132,487,208, 198,730,812 and 36,749,096

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Solution

The fourth proportional to 132,487,208, 198,730,812 and 36,749,096 is: 55,123,644

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,487,208 : 198,730,812 = 36,749,096 : x
  2. Step 2: Convert to fraction form
    132,487,208/198,730,812 = 36,749,096/x
  3. Step 3: Cross multiply
    132,487,208x = 198,730,812 × 36,749,096
  4. Step 4: Simplify right side
    132,487,208x = 7,303,177,688,345,952
  5. Step 5: Solve for x
    x = 7,303,177,688,345,952/132,487,208
  6. Step 6: Final answer
    x = 55,123,644

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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.