Home / 86,025,120,576.27-129,015,671,122.96-25,505,246,445.19

Finding the Fourth Proportional to 86,025,120,576.27, 129,015,671,122.96 and 25,505,246,445.19

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Solution

The fourth proportional to 86,025,120,576.27, 129,015,671,122.96 and 25,505,246,445.19 is: 38,251,344,086.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,025,120,576.27 : 129,015,671,122.96 = 25,505,246,445.19 : x
  2. Step 2: Convert to fraction form
    86,025,120,576.27/129,015,671,122.96 = 25,505,246,445.19/x
  3. Step 3: Cross multiply
    86,025,120,576.27x = 129,015,671,122.96 × 25,505,246,445.19
  4. Step 4: Simplify right side
    86,025,120,576.27x = 3,290,576,487,282,419,695,616
  5. Step 5: Solve for x
    x = 3,290,576,487,282,419,695,616/86,025,120,576.27
  6. Step 6: Final answer
    x = 38,251,344,086.93

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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.