Home / 74,896,052.20-112,344,078.30-54,740,660.20

Finding the Fourth Proportional to 74,896,052.20, 112,344,078.30 and 54,740,660.20

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Solution

The fourth proportional to 74,896,052.20, 112,344,078.30 and 54,740,660.20 is: 82,110,990.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,896,052.20 : 112,344,078.30 = 54,740,660.20 : x
  2. Step 2: Convert to fraction form
    74,896,052.20/112,344,078.30 = 54,740,660.20/x
  3. Step 3: Cross multiply
    74,896,052.20x = 112,344,078.30 × 54,740,660.20
  4. Step 4: Simplify right side
    74,896,052.20x = 6,149,789,015,702,494
  5. Step 5: Solve for x
    x = 6,149,789,015,702,494/74,896,052.20
  6. Step 6: Final answer
    x = 82,110,990.30

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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.