Home / 165,145,364.81-227,899,001.14-89,791,691.64

Finding the Fourth Proportional to 165,145,364.81, 227,899,001.14 and 89,791,691.64

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Solution

The fourth proportional to 165,145,364.81, 227,899,001.14 and 89,791,691.64 is: 123,911,663.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,145,364.81 : 227,899,001.14 = 89,791,691.64 : x
  2. Step 2: Convert to fraction form
    165,145,364.81/227,899,001.14 = 89,791,691.64/x
  3. Step 3: Cross multiply
    165,145,364.81x = 227,899,001.14 × 89,791,691.64
  4. Step 4: Simplify right side
    165,145,364.81x = 20,463,436,835,167,512
  5. Step 5: Solve for x
    x = 20,463,436,835,167,512/165,145,364.81
  6. Step 6: Final answer
    x = 123,911,663.27

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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.