Home / 131,663,631.60-197,496,103.50-53,982,966.24

Finding the Fourth Proportional to 131,663,631.60, 197,496,103.50 and 53,982,966.24

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Solution

The fourth proportional to 131,663,631.60, 197,496,103.50 and 53,982,966.24 is: 80,974,718.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,663,631.60 : 197,496,103.50 = 53,982,966.24 : x
  2. Step 2: Convert to fraction form
    131,663,631.60/197,496,103.50 = 53,982,966.24/x
  3. Step 3: Cross multiply
    131,663,631.60x = 197,496,103.50 × 53,982,966.24
  4. Step 4: Simplify right side
    131,663,631.60x = 10,661,425,487,772,046
  5. Step 5: Solve for x
    x = 10,661,425,487,772,046/131,663,631.60
  6. Step 6: Final answer
    x = 80,974,718.37

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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.