Home / 120,960,353.20-181,440,529.80-110,437,821.40

Finding the Fourth Proportional to 120,960,353.20, 181,440,529.80 and 110,437,821.40

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Solution

The fourth proportional to 120,960,353.20, 181,440,529.80 and 110,437,821.40 is: 165,656,732.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,960,353.20 : 181,440,529.80 = 110,437,821.40 : x
  2. Step 2: Convert to fraction form
    120,960,353.20/181,440,529.80 = 110,437,821.40/x
  3. Step 3: Cross multiply
    120,960,353.20x = 181,440,529.80 × 110,437,821.40
  4. Step 4: Simplify right side
    120,960,353.20x = 20,037,896,824,773,780
  5. Step 5: Solve for x
    x = 20,037,896,824,773,780/120,960,353.20
  6. Step 6: Final answer
    x = 165,656,732.10

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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.