Home / 715,693,589.80-1,073,540,384.70-532,027,580.20

Finding the Fourth Proportional to 715,693,589.80, 1,073,540,384.70 and 532,027,580.20

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Solution

The fourth proportional to 715,693,589.80, 1,073,540,384.70 and 532,027,580.20 is: 798,041,370.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,693,589.80 : 1,073,540,384.70 = 532,027,580.20 : x
  2. Step 2: Convert to fraction form
    715,693,589.80/1,073,540,384.70 = 532,027,580.20/x
  3. Step 3: Cross multiply
    715,693,589.80x = 1,073,540,384.70 × 532,027,580.20
  4. Step 4: Simplify right side
    715,693,589.80x = 571,153,093,118,918,144
  5. Step 5: Solve for x
    x = 571,153,093,118,918,144/715,693,589.80
  6. Step 6: Final answer
    x = 798,041,370.30

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Double scale
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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.