Home / 332,178,889.90-498,265,710.45-86,535,049.90

Finding the Fourth Proportional to 332,178,889.90, 498,265,710.45 and 86,535,049.90

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Solution

The fourth proportional to 332,178,889.90, 498,265,710.45 and 86,535,049.90 is: 129,801,891.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,178,889.90 : 498,265,710.45 = 86,535,049.90 : x
  2. Step 2: Convert to fraction form
    332,178,889.90/498,265,710.45 = 86,535,049.90/x
  3. Step 3: Cross multiply
    332,178,889.90x = 498,265,710.45 × 86,535,049.90
  4. Step 4: Simplify right side
    332,178,889.90x = 43,117,448,117,249,704
  5. Step 5: Solve for x
    x = 43,117,448,117,249,704/332,178,889.90
  6. Step 6: Final answer
    x = 129,801,891.17

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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.