Home / 91,955,618.80-137,933,428.20-83,452,562.80

Finding the Fourth Proportional to 91,955,618.80, 137,933,428.20 and 83,452,562.80

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Solution

The fourth proportional to 91,955,618.80, 137,933,428.20 and 83,452,562.80 is: 125,178,844.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,955,618.80 : 137,933,428.20 = 83,452,562.80 : x
  2. Step 2: Convert to fraction form
    91,955,618.80/137,933,428.20 = 83,452,562.80/x
  3. Step 3: Cross multiply
    91,955,618.80x = 137,933,428.20 × 83,452,562.80
  4. Step 4: Simplify right side
    91,955,618.80x = 11,510,898,079,079,790
  5. Step 5: Solve for x
    x = 11,510,898,079,079,790/91,955,618.80
  6. Step 6: Final answer
    x = 125,178,844.20

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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.