Home / 82,812,089.60-124,218,134.40-22,233,939.20

Finding the Fourth Proportional to 82,812,089.60, 124,218,134.40 and 22,233,939.20

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Solution

The fourth proportional to 82,812,089.60, 124,218,134.40 and 22,233,939.20 is: 33,350,908.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,812,089.60 : 124,218,134.40 = 22,233,939.20 : x
  2. Step 2: Convert to fraction form
    82,812,089.60/124,218,134.40 = 22,233,939.20/x
  3. Step 3: Cross multiply
    82,812,089.60x = 124,218,134.40 × 22,233,939.20
  4. Step 4: Simplify right side
    82,812,089.60x = 2,761,858,447,787,028.50
  5. Step 5: Solve for x
    x = 2,761,858,447,787,028.50/82,812,089.60
  6. Step 6: Final answer
    x = 33,350,908.80

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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.