Home / 120,960,325.20-181,440,487.80-110,437,793.40

Finding the Fourth Proportional to 120,960,325.20, 181,440,487.80 and 110,437,793.40

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Solution

The fourth proportional to 120,960,325.20, 181,440,487.80 and 110,437,793.40 is: 165,656,690.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,960,325.20 : 181,440,487.80 = 110,437,793.40 : x
  2. Step 2: Convert to fraction form
    120,960,325.20/181,440,487.80 = 110,437,793.40/x
  3. Step 3: Cross multiply
    120,960,325.20x = 181,440,487.80 × 110,437,793.40
  4. Step 4: Simplify right side
    120,960,325.20x = 20,037,887,106,051,624
  5. Step 5: Solve for x
    x = 20,037,887,106,051,624/120,960,325.20
  6. Step 6: Final answer
    x = 165,656,690.10

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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.