Home / 94,679,954.20-142,019,931.30-54,369,170.20

Finding the Fourth Proportional to 94,679,954.20, 142,019,931.30 and 54,369,170.20

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Solution

The fourth proportional to 94,679,954.20, 142,019,931.30 and 54,369,170.20 is: 81,553,755.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,679,954.20 : 142,019,931.30 = 54,369,170.20 : x
  2. Step 2: Convert to fraction form
    94,679,954.20/142,019,931.30 = 54,369,170.20/x
  3. Step 3: Cross multiply
    94,679,954.20x = 142,019,931.30 × 54,369,170.20
  4. Step 4: Simplify right side
    94,679,954.20x = 7,721,505,816,642,008
  5. Step 5: Solve for x
    x = 7,721,505,816,642,008/94,679,954.20
  6. Step 6: Final answer
    x = 81,553,755.30

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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.