Home / 54,440,112.80-81,660,169.20-48,960,365.60

Finding the Fourth Proportional to 54,440,112.80, 81,660,169.20 and 48,960,365.60

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Solution

The fourth proportional to 54,440,112.80, 81,660,169.20 and 48,960,365.60 is: 73,440,548.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,440,112.80 : 81,660,169.20 = 48,960,365.60 : x
  2. Step 2: Convert to fraction form
    54,440,112.80/81,660,169.20 = 48,960,365.60/x
  3. Step 3: Cross multiply
    54,440,112.80x = 81,660,169.20 × 48,960,365.60
  4. Step 4: Simplify right side
    54,440,112.80x = 3,998,111,738,989,860
  5. Step 5: Solve for x
    x = 3,998,111,738,989,860/54,440,112.80
  6. Step 6: Final answer
    x = 73,440,548.40

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1.5x scale

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.