Home / 79,918,207.71-110,286,721.17-43,248,778.71

Finding the Fourth Proportional to 79,918,207.71, 110,286,721.17 and 43,248,778.71

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Solution

The fourth proportional to 79,918,207.71, 110,286,721.17 and 43,248,778.71 is: 59,683,095.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,918,207.71 : 110,286,721.17 = 43,248,778.71 : x
  2. Step 2: Convert to fraction form
    79,918,207.71/110,286,721.17 = 43,248,778.71/x
  3. Step 3: Cross multiply
    79,918,207.71x = 110,286,721.17 × 43,248,778.71
  4. Step 4: Simplify right side
    79,918,207.71x = 4,769,765,998,532,802
  5. Step 5: Solve for x
    x = 4,769,765,998,532,802/79,918,207.71
  6. Step 6: Final answer
    x = 59,683,095.19

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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.