Home / 81,866,024.86-122,816,693.64-23,573,310.52

Finding the Fourth Proportional to 81,866,024.86, 122,816,693.64 and 23,573,310.52

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Solution

The fourth proportional to 81,866,024.86, 122,816,693.64 and 23,573,310.52 is: 35,365,049.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,866,024.86 : 122,816,693.64 = 23,573,310.52 : x
  2. Step 2: Convert to fraction form
    81,866,024.86/122,816,693.64 = 23,573,310.52/x
  3. Step 3: Cross multiply
    81,866,024.86x = 122,816,693.64 × 23,573,310.52
  4. Step 4: Simplify right side
    81,866,024.86x = 2,895,196,056,215,429
  5. Step 5: Solve for x
    x = 2,895,196,056,215,429/81,866,024.86
  6. Step 6: Final answer
    x = 35,365,049.92

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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.