Home / 48,278,429.20-72,323,165.40-29,052,074.80

Finding the Fourth Proportional to 48,278,429.20, 72,323,165.40 and 29,052,074.80

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Solution

The fourth proportional to 48,278,429.20, 72,323,165.40 and 29,052,074.80 is: 43,521,258.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,278,429.20 : 72,323,165.40 = 29,052,074.80 : x
  2. Step 2: Convert to fraction form
    48,278,429.20/72,323,165.40 = 29,052,074.80/x
  3. Step 3: Cross multiply
    48,278,429.20x = 72,323,165.40 × 29,052,074.80
  4. Step 4: Simplify right side
    48,278,429.20x = 2,101,138,010,973,572.25
  5. Step 5: Solve for x
    x = 2,101,138,010,973,572.25/48,278,429.20
  6. Step 6: Final answer
    x = 43,521,258.79

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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.