Home / 88,578,836.40-132,868,254.60-74,246,113.20

Finding the Fourth Proportional to 88,578,836.40, 132,868,254.60 and 74,246,113.20

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Solution

The fourth proportional to 88,578,836.40, 132,868,254.60 and 74,246,113.20 is: 111,369,169.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,578,836.40 : 132,868,254.60 = 74,246,113.20 : x
  2. Step 2: Convert to fraction form
    88,578,836.40/132,868,254.60 = 74,246,113.20/x
  3. Step 3: Cross multiply
    88,578,836.40x = 132,868,254.60 × 74,246,113.20
  4. Step 4: Simplify right side
    88,578,836.40x = 9,864,951,471,718,020
  5. Step 5: Solve for x
    x = 9,864,951,471,718,020/88,578,836.40
  6. Step 6: Final answer
    x = 111,369,169.80

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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.