Home / 54,437,809.20-81,656,713.80-49,398,961.20

Finding the Fourth Proportional to 54,437,809.20, 81,656,713.80 and 49,398,961.20

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Solution

The fourth proportional to 54,437,809.20, 81,656,713.80 and 49,398,961.20 is: 74,098,441.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,437,809.20 : 81,656,713.80 = 49,398,961.20 : x
  2. Step 2: Convert to fraction form
    54,437,809.20/81,656,713.80 = 49,398,961.20/x
  3. Step 3: Cross multiply
    54,437,809.20x = 81,656,713.80 × 49,398,961.20
  4. Step 4: Simplify right side
    54,437,809.20x = 4,033,756,836,725,704.50
  5. Step 5: Solve for x
    x = 4,033,756,836,725,704.50/54,437,809.20
  6. Step 6: Final answer
    x = 74,098,441.80

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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.