Home / 75,189,728.25-103,761,824.99-42,594,680.25

Finding the Fourth Proportional to 75,189,728.25, 103,761,824.99 and 42,594,680.25

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Solution

The fourth proportional to 75,189,728.25, 103,761,824.99 and 42,594,680.25 is: 58,780,658.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,189,728.25 : 103,761,824.99 = 42,594,680.25 : x
  2. Step 2: Convert to fraction form
    75,189,728.25/103,761,824.99 = 42,594,680.25/x
  3. Step 3: Cross multiply
    75,189,728.25x = 103,761,824.99 × 42,594,680.25
  4. Step 4: Simplify right side
    75,189,728.25x = 4,419,701,757,392,536
  5. Step 5: Solve for x
    x = 4,419,701,757,392,536/75,189,728.25
  6. Step 6: Final answer
    x = 58,780,658.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.