Home / 647,034,000.20-970,551,000.30-532,148,265.80

Finding the Fourth Proportional to 647,034,000.20, 970,551,000.30 and 532,148,265.80

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Solution

The fourth proportional to 647,034,000.20, 970,551,000.30 and 532,148,265.80 is: 798,222,398.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,034,000.20 : 970,551,000.30 = 532,148,265.80 : x
  2. Step 2: Convert to fraction form
    647,034,000.20/970,551,000.30 = 532,148,265.80/x
  3. Step 3: Cross multiply
    647,034,000.20x = 970,551,000.30 × 532,148,265.80
  4. Step 4: Simplify right side
    647,034,000.20x = 516,477,031,680,100,288
  5. Step 5: Solve for x
    x = 516,477,031,680,100,288/647,034,000.20
  6. Step 6: Final answer
    x = 798,222,398.70

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1.5x scale

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.