Home / 83,016,582.60-124,356,912.30-57,486,419.40

Finding the Fourth Proportional to 83,016,582.60, 124,356,912.30 and 57,486,419.40

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Solution

The fourth proportional to 83,016,582.60, 124,356,912.30 and 57,486,419.40 is: 86,113,320.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,016,582.60 : 124,356,912.30 = 57,486,419.40 : x
  2. Step 2: Convert to fraction form
    83,016,582.60/124,356,912.30 = 57,486,419.40/x
  3. Step 3: Cross multiply
    83,016,582.60x = 124,356,912.30 × 57,486,419.40
  4. Step 4: Simplify right side
    83,016,582.60x = 7,148,833,615,766,818
  5. Step 5: Solve for x
    x = 7,148,833,615,766,818/83,016,582.60
  6. Step 6: Final answer
    x = 86,113,320.88

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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.