Home / 86,908,422.20-130,380,129.30-25,497,462.20

Finding the Fourth Proportional to 86,908,422.20, 130,380,129.30 and 25,497,462.20

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Solution

The fourth proportional to 86,908,422.20, 130,380,129.30 and 25,497,462.20 is: 38,251,326.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,908,422.20 : 130,380,129.30 = 25,497,462.20 : x
  2. Step 2: Convert to fraction form
    86,908,422.20/130,380,129.30 = 25,497,462.20/x
  3. Step 3: Cross multiply
    86,908,422.20x = 130,380,129.30 × 25,497,462.20
  4. Step 4: Simplify right side
    86,908,422.20x = 3,324,362,418,457,862.50
  5. Step 5: Solve for x
    x = 3,324,362,418,457,862.50/86,908,422.20
  6. Step 6: Final answer
    x = 38,251,326.33

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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.