Home / 74,458,052.20-111,687,078.30-50,271,581.80

Finding the Fourth Proportional to 74,458,052.20, 111,687,078.30 and 50,271,581.80

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Solution

The fourth proportional to 74,458,052.20, 111,687,078.30 and 50,271,581.80 is: 75,407,372.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,458,052.20 : 111,687,078.30 = 50,271,581.80 : x
  2. Step 2: Convert to fraction form
    74,458,052.20/111,687,078.30 = 50,271,581.80/x
  3. Step 3: Cross multiply
    74,458,052.20x = 111,687,078.30 × 50,271,581.80
  4. Step 4: Simplify right side
    74,458,052.20x = 5,614,686,092,761,454
  5. Step 5: Solve for x
    x = 5,614,686,092,761,454/74,458,052.20
  6. Step 6: Final answer
    x = 75,407,372.70

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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.