Home / 715,693,620.30-1,073,540,430.45-532,027,610.70

Finding the Fourth Proportional to 715,693,620.30, 1,073,540,430.45 and 532,027,610.70

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Solution

The fourth proportional to 715,693,620.30, 1,073,540,430.45 and 532,027,610.70 is: 798,041,416.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,693,620.30 : 1,073,540,430.45 = 532,027,610.70 : x
  2. Step 2: Convert to fraction form
    715,693,620.30/1,073,540,430.45 = 532,027,610.70/x
  3. Step 3: Cross multiply
    715,693,620.30x = 1,073,540,430.45 × 532,027,610.70
  4. Step 4: Simplify right side
    715,693,620.30x = 571,153,150,202,163,008
  5. Step 5: Solve for x
    x = 571,153,150,202,163,008/715,693,620.30
  6. Step 6: Final answer
    x = 798,041,416.05

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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.