Home / 715,693,440.30-1,073,540,160.45-532,027,430.70

Finding the Fourth Proportional to 715,693,440.30, 1,073,540,160.45 and 532,027,430.70

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Solution

The fourth proportional to 715,693,440.30, 1,073,540,160.45 and 532,027,430.70 is: 798,041,146.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,693,440.30 : 1,073,540,160.45 = 532,027,430.70 : x
  2. Step 2: Convert to fraction form
    715,693,440.30/1,073,540,160.45 = 532,027,430.70/x
  3. Step 3: Cross multiply
    715,693,440.30x = 1,073,540,160.45 × 532,027,430.70
  4. Step 4: Simplify right side
    715,693,440.30x = 571,152,813,317,479,296
  5. Step 5: Solve for x
    x = 571,152,813,317,479,296/715,693,440.30
  6. Step 6: Final answer
    x = 798,041,146.05

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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.