Home / 715,694,008.80-1,073,541,013.20-532,027,999.20

Finding the Fourth Proportional to 715,694,008.80, 1,073,541,013.20 and 532,027,999.20

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Solution

The fourth proportional to 715,694,008.80, 1,073,541,013.20 and 532,027,999.20 is: 798,041,998.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,694,008.80 : 1,073,541,013.20 = 532,027,999.20 : x
  2. Step 2: Convert to fraction form
    715,694,008.80/1,073,541,013.20 = 532,027,999.20/x
  3. Step 3: Cross multiply
    715,694,008.80x = 1,073,541,013.20 × 532,027,999.20
  4. Step 4: Simplify right side
    715,694,008.80x = 571,153,877,311,936,832
  5. Step 5: Solve for x
    x = 571,153,877,311,936,832/715,694,008.80
  6. Step 6: Final answer
    x = 798,041,998.80

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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.