Home / 842,391,573.44-1,162,491,752.12-466,050,854.61

Finding the Fourth Proportional to 842,391,573.44, 1,162,491,752.12 and 466,050,854.61

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Solution

The fourth proportional to 842,391,573.44, 1,162,491,752.12 and 466,050,854.61 is: 643,145,410.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,391,573.44 : 1,162,491,752.12 = 466,050,854.61 : x
  2. Step 2: Convert to fraction form
    842,391,573.44/1,162,491,752.12 = 466,050,854.61/x
  3. Step 3: Cross multiply
    842,391,573.44x = 1,162,491,752.12 × 466,050,854.61
  4. Step 4: Simplify right side
    842,391,573.44x = 541,780,274,550,272,064
  5. Step 5: Solve for x
    x = 541,780,274,550,272,064/842,391,573.44
  6. Step 6: Final answer
    x = 643,145,410.80

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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.