Home / 81,766,784.34-122,635,613.76-32,578,515.24

Finding the Fourth Proportional to 81,766,784.34, 122,635,613.76 and 32,578,515.24

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Solution

The fourth proportional to 81,766,784.34, 122,635,613.76 and 32,578,515.24 is: 48,861,970.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,766,784.34 : 122,635,613.76 = 32,578,515.24 : x
  2. Step 2: Convert to fraction form
    81,766,784.34/122,635,613.76 = 32,578,515.24/x
  3. Step 3: Cross multiply
    81,766,784.34x = 122,635,613.76 × 32,578,515.24
  4. Step 4: Simplify right side
    81,766,784.34x = 3,995,286,211,846,913.50
  5. Step 5: Solve for x
    x = 3,995,286,211,846,913.50/81,766,784.34
  6. Step 6: Final answer
    x = 48,861,970.59

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.