Home / 82,164,986,422.17-123,161,459,991.03-34,385,370,931.46

Finding the Fourth Proportional to 82,164,986,422.17, 123,161,459,991.03 and 34,385,370,931.46

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Solution

The fourth proportional to 82,164,986,422.17, 123,161,459,991.03 and 34,385,370,931.46 is: 51,542,057,884.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,164,986,422.17 : 123,161,459,991.03 = 34,385,370,931.46 : x
  2. Step 2: Convert to fraction form
    82,164,986,422.17/123,161,459,991.03 = 34,385,370,931.46/x
  3. Step 3: Cross multiply
    82,164,986,422.17x = 123,161,459,991.03 × 34,385,370,931.46
  4. Step 4: Simplify right side
    82,164,986,422.17x = 4,234,952,486,251,121,344,512
  5. Step 5: Solve for x
    x = 4,234,952,486,251,121,344,512/82,164,986,422.17
  6. Step 6: Final answer
    x = 51,542,057,884.51

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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.