Home / 120,996,972.40-181,566,317.40-44,327,750.80

Finding the Fourth Proportional to 120,996,972.40, 181,566,317.40 and 44,327,750.80

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Solution

The fourth proportional to 120,996,972.40, 181,566,317.40 and 44,327,750.80 is: 66,517,585.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,996,972.40 : 181,566,317.40 = 44,327,750.80 : x
  2. Step 2: Convert to fraction form
    120,996,972.40/181,566,317.40 = 44,327,750.80/x
  3. Step 3: Cross multiply
    120,996,972.40x = 181,566,317.40 × 44,327,750.80
  4. Step 4: Simplify right side
    120,996,972.40x = 8,048,426,471,380,904
  5. Step 5: Solve for x
    x = 8,048,426,471,380,904/120,996,972.40
  6. Step 6: Final answer
    x = 66,517,585.62

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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.