Home / 120,960,349.20-181,440,523.80-110,437,817.40

Finding the Fourth Proportional to 120,960,349.20, 181,440,523.80 and 110,437,817.40

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Solution

The fourth proportional to 120,960,349.20, 181,440,523.80 and 110,437,817.40 is: 165,656,726.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,960,349.20 : 181,440,523.80 = 110,437,817.40 : x
  2. Step 2: Convert to fraction form
    120,960,349.20/181,440,523.80 = 110,437,817.40/x
  3. Step 3: Cross multiply
    120,960,349.20x = 181,440,523.80 × 110,437,817.40
  4. Step 4: Simplify right side
    120,960,349.20x = 20,037,895,436,384,756
  5. Step 5: Solve for x
    x = 20,037,895,436,384,756/120,960,349.20
  6. Step 6: Final answer
    x = 165,656,726.10

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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.