Home / 54,437,450.40-81,656,175.60-50,280,400.80

Finding the Fourth Proportional to 54,437,450.40, 81,656,175.60 and 50,280,400.80

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Solution

The fourth proportional to 54,437,450.40, 81,656,175.60 and 50,280,400.80 is: 75,420,601.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,437,450.40 : 81,656,175.60 = 50,280,400.80 : x
  2. Step 2: Convert to fraction form
    54,437,450.40/81,656,175.60 = 50,280,400.80/x
  3. Step 3: Cross multiply
    54,437,450.40x = 81,656,175.60 × 50,280,400.80
  4. Step 4: Simplify right side
    54,437,450.40x = 4,105,705,236,963,180
  5. Step 5: Solve for x
    x = 4,105,705,236,963,180/54,437,450.40
  6. Step 6: Final answer
    x = 75,420,601.20

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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.