Home / 87,744,554.30-121,086,001.61-48,585,488.24

Finding the Fourth Proportional to 87,744,554.30, 121,086,001.61 and 48,585,488.24

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Solution

The fourth proportional to 87,744,554.30, 121,086,001.61 and 48,585,488.24 is: 67,047,152.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,744,554.30 : 121,086,001.61 = 48,585,488.24 : x
  2. Step 2: Convert to fraction form
    87,744,554.30/121,086,001.61 = 48,585,488.24/x
  3. Step 3: Cross multiply
    87,744,554.30x = 121,086,001.61 × 48,585,488.24
  4. Step 4: Simplify right side
    87,744,554.30x = 5,883,022,507,493,259
  5. Step 5: Solve for x
    x = 5,883,022,507,493,259/87,744,554.30
  6. Step 6: Final answer
    x = 67,047,152.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.