Home / 80,449,505.40-120,737,243.70-37,324,052.40

Finding the Fourth Proportional to 80,449,505.40, 120,737,243.70 and 37,324,052.40

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Solution

The fourth proportional to 80,449,505.40, 120,737,243.70 and 37,324,052.40 is: 56,015,300.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,449,505.40 : 120,737,243.70 = 37,324,052.40 : x
  2. Step 2: Convert to fraction form
    80,449,505.40/120,737,243.70 = 37,324,052.40/x
  3. Step 3: Cross multiply
    80,449,505.40x = 120,737,243.70 × 37,324,052.40
  4. Step 4: Simplify right side
    80,449,505.40x = 4,506,403,210,490,370
  5. Step 5: Solve for x
    x = 4,506,403,210,490,370/80,449,505.40
  6. Step 6: Final answer
    x = 56,015,300.38

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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.