Home / 263,373,170.96-395,068,713.36-125,127,428.60

Finding the Fourth Proportional to 263,373,170.96, 395,068,713.36 and 125,127,428.60

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Solution

The fourth proportional to 263,373,170.96, 395,068,713.36 and 125,127,428.60 is: 187,695,398.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,373,170.96 : 395,068,713.36 = 125,127,428.60 : x
  2. Step 2: Convert to fraction form
    263,373,170.96/395,068,713.36 = 125,127,428.60/x
  3. Step 3: Cross multiply
    263,373,170.96x = 395,068,713.36 × 125,127,428.60
  4. Step 4: Simplify right side
    263,373,170.96x = 49,433,932,223,047,264
  5. Step 5: Solve for x
    x = 49,433,932,223,047,264/263,373,170.96
  6. Step 6: Final answer
    x = 187,695,398.29

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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.