Home / 447,218,159.17-671,133,663.20-156,085,281.87

Finding the Fourth Proportional to 447,218,159.17, 671,133,663.20 and 156,085,281.87

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Solution

The fourth proportional to 447,218,159.17, 671,133,663.20 and 156,085,281.87 is: 234,234,869.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,218,159.17 : 671,133,663.20 = 156,085,281.87 : x
  2. Step 2: Convert to fraction form
    447,218,159.17/671,133,663.20 = 156,085,281.87/x
  3. Step 3: Cross multiply
    447,218,159.17x = 671,133,663.20 × 156,085,281.87
  4. Step 4: Simplify right side
    447,218,159.17x = 104,754,086,988,881,568
  5. Step 5: Solve for x
    x = 104,754,086,988,881,568/447,218,159.17
  6. Step 6: Final answer
    x = 234,234,869.14

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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.