Home / 162,981,705.06-224,919,008.01-89,644,771.62

Finding the Fourth Proportional to 162,981,705.06, 224,919,008.01 and 89,644,771.62

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Solution

The fourth proportional to 162,981,705.06, 224,919,008.01 and 89,644,771.62 is: 123,712,125.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,981,705.06 : 224,919,008.01 = 89,644,771.62 : x
  2. Step 2: Convert to fraction form
    162,981,705.06/224,919,008.01 = 89,644,771.62/x
  3. Step 3: Cross multiply
    162,981,705.06x = 224,919,008.01 × 89,644,771.62
  4. Step 4: Simplify right side
    162,981,705.06x = 20,162,813,106,053,400
  5. Step 5: Solve for x
    x = 20,162,813,106,053,400/162,981,705.06
  6. Step 6: Final answer
    x = 123,712,125.23

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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.