Home / 54,320,608.80-81,480,913.20-48,368,469.60

Finding the Fourth Proportional to 54,320,608.80, 81,480,913.20 and 48,368,469.60

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Solution

The fourth proportional to 54,320,608.80, 81,480,913.20 and 48,368,469.60 is: 72,552,704.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,320,608.80 : 81,480,913.20 = 48,368,469.60 : x
  2. Step 2: Convert to fraction form
    54,320,608.80/81,480,913.20 = 48,368,469.60/x
  3. Step 3: Cross multiply
    54,320,608.80x = 81,480,913.20 × 48,368,469.60
  4. Step 4: Simplify right side
    54,320,608.80x = 3,941,107,073,094,439
  5. Step 5: Solve for x
    x = 3,941,107,073,094,439/54,320,608.80
  6. Step 6: Final answer
    x = 72,552,704.40

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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.