Home / 415,255,117.82-622,944,613.27-152,919,497.86

Finding the Fourth Proportional to 415,255,117.82, 622,944,613.27 and 152,919,497.86

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Solution

The fourth proportional to 415,255,117.82, 622,944,613.27 and 152,919,497.86 is: 229,402,055.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,255,117.82 : 622,944,613.27 = 152,919,497.86 : x
  2. Step 2: Convert to fraction form
    415,255,117.82/622,944,613.27 = 152,919,497.86/x
  3. Step 3: Cross multiply
    415,255,117.82x = 622,944,613.27 × 152,919,497.86
  4. Step 4: Simplify right side
    415,255,117.82x = 95,260,377,455,840,304
  5. Step 5: Solve for x
    x = 95,260,377,455,840,304/415,255,117.82
  6. Step 6: Final answer
    x = 229,402,055.19

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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.