Home / 798,766,011.45-1,102,275,951.08-446,344,898.10

Finding the Fourth Proportional to 798,766,011.45, 1,102,275,951.08 and 446,344,898.10

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Solution

The fourth proportional to 798,766,011.45, 1,102,275,951.08 and 446,344,898.10 is: 615,944,143.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,766,011.45 : 1,102,275,951.08 = 446,344,898.10 : x
  2. Step 2: Convert to fraction form
    798,766,011.45/1,102,275,951.08 = 446,344,898.10/x
  3. Step 3: Cross multiply
    798,766,011.45x = 1,102,275,951.08 × 446,344,898.10
  4. Step 4: Simplify right side
    798,766,011.45x = 491,995,247,060,651,520
  5. Step 5: Solve for x
    x = 491,995,247,060,651,520/798,766,011.45
  6. Step 6: Final answer
    x = 615,944,143.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.