Home / 77,102,360.27-115,653,934.13-25,984,821.95

Finding the Fourth Proportional to 77,102,360.27, 115,653,934.13 and 25,984,821.95

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Solution

The fourth proportional to 77,102,360.27, 115,653,934.13 and 25,984,821.95 is: 38,977,365.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,102,360.27 : 115,653,934.13 = 25,984,821.95 : x
  2. Step 2: Convert to fraction form
    77,102,360.27/115,653,934.13 = 25,984,821.95/x
  3. Step 3: Cross multiply
    77,102,360.27x = 115,653,934.13 × 25,984,821.95
  4. Step 4: Simplify right side
    77,102,360.27x = 3,005,246,885,476,884.50
  5. Step 5: Solve for x
    x = 3,005,246,885,476,884.50/77,102,360.27
  6. Step 6: Final answer
    x = 38,977,365.61

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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.