Home / 870,935,998.60-1,306,403,997.90-224,703,742.60

Finding the Fourth Proportional to 870,935,998.60, 1,306,403,997.90 and 224,703,742.60

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Solution

The fourth proportional to 870,935,998.60, 1,306,403,997.90 and 224,703,742.60 is: 337,055,613.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    870,935,998.60 : 1,306,403,997.90 = 224,703,742.60 : x
  2. Step 2: Convert to fraction form
    870,935,998.60/1,306,403,997.90 = 224,703,742.60/x
  3. Step 3: Cross multiply
    870,935,998.60x = 1,306,403,997.90 × 224,703,742.60
  4. Step 4: Simplify right side
    870,935,998.60x = 293,553,867,675,732,544
  5. Step 5: Solve for x
    x = 293,553,867,675,732,544/870,935,998.60
  6. Step 6: Final answer
    x = 337,055,613.90

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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.