Home / 68,419,029.20-102,627,687.36-16,604,061.04

Finding the Fourth Proportional to 68,419,029.20, 102,627,687.36 and 16,604,061.04

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Solution

The fourth proportional to 68,419,029.20, 102,627,687.36 and 16,604,061.04 is: 24,905,883.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,419,029.20 : 102,627,687.36 = 16,604,061.04 : x
  2. Step 2: Convert to fraction form
    68,419,029.20/102,627,687.36 = 16,604,061.04/x
  3. Step 3: Cross multiply
    68,419,029.20x = 102,627,687.36 × 16,604,061.04
  4. Step 4: Simplify right side
    68,419,029.20x = 1,704,036,385,319,476.25
  5. Step 5: Solve for x
    x = 1,704,036,385,319,476.25/68,419,029.20
  6. Step 6: Final answer
    x = 24,905,883.72

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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.