Home / 86,025,120,576.14-129,015,671,122.77-25,505,246,445.06

Finding the Fourth Proportional to 86,025,120,576.14, 129,015,671,122.77 and 25,505,246,445.06

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Solution

The fourth proportional to 86,025,120,576.14, 129,015,671,122.77 and 25,505,246,445.06 is: 38,251,344,086.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,025,120,576.14 : 129,015,671,122.77 = 25,505,246,445.06 : x
  2. Step 2: Convert to fraction form
    86,025,120,576.14/129,015,671,122.77 = 25,505,246,445.06/x
  3. Step 3: Cross multiply
    86,025,120,576.14x = 129,015,671,122.77 × 25,505,246,445.06
  4. Step 4: Simplify right side
    86,025,120,576.14x = 3,290,576,487,261,059,678,208
  5. Step 5: Solve for x
    x = 3,290,576,487,261,059,678,208/86,025,120,576.14
  6. Step 6: Final answer
    x = 38,251,344,086.74

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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.