Home / 187,966,209.17-282,007,046.46-89,723,278.58

Finding the Fourth Proportional to 187,966,209.17, 282,007,046.46 and 89,723,278.58

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Solution

The fourth proportional to 187,966,209.17, 282,007,046.46 and 89,723,278.58 is: 134,612,475.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,966,209.17 : 282,007,046.46 = 89,723,278.58 : x
  2. Step 2: Convert to fraction form
    187,966,209.17/282,007,046.46 = 89,723,278.58/x
  3. Step 3: Cross multiply
    187,966,209.17x = 282,007,046.46 × 89,723,278.58
  4. Step 4: Simplify right side
    187,966,209.17x = 25,302,596,791,053,580
  5. Step 5: Solve for x
    x = 25,302,596,791,053,580/187,966,209.17
  6. Step 6: Final answer
    x = 134,612,475.84

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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.