Home / 158,926,807.60-238,542,426.60-82,304,825.20

Finding the Fourth Proportional to 158,926,807.60, 238,542,426.60 and 82,304,825.20

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Solution

The fourth proportional to 158,926,807.60, 238,542,426.60 and 82,304,825.20 is: 123,536,066.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,926,807.60 : 238,542,426.60 = 82,304,825.20 : x
  2. Step 2: Convert to fraction form
    158,926,807.60/238,542,426.60 = 82,304,825.20/x
  3. Step 3: Cross multiply
    158,926,807.60x = 238,542,426.60 × 82,304,825.20
  4. Step 4: Simplify right side
    158,926,807.60x = 19,633,192,724,096,832
  5. Step 5: Solve for x
    x = 19,633,192,724,096,832/158,926,807.60
  6. Step 6: Final answer
    x = 123,536,066.83

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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.