Home / 165,207,494.90-227,986,459.92-90,873,710.96

Finding the Fourth Proportional to 165,207,494.90, 227,986,459.92 and 90,873,710.96

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Solution

The fourth proportional to 165,207,494.90, 227,986,459.92 and 90,873,710.96 is: 125,405,785.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,207,494.90 : 227,986,459.92 = 90,873,710.96 : x
  2. Step 2: Convert to fraction form
    165,207,494.90/227,986,459.92 = 90,873,710.96/x
  3. Step 3: Cross multiply
    165,207,494.90x = 227,986,459.92 × 90,873,710.96
  4. Step 4: Simplify right side
    165,207,494.90x = 20,717,975,661,563,704
  5. Step 5: Solve for x
    x = 20,717,975,661,563,704/165,207,494.90
  6. Step 6: Final answer
    x = 125,405,785.46

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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.