Home / 158,926,812.10-238,542,433.35-82,304,829.70

Finding the Fourth Proportional to 158,926,812.10, 238,542,433.35 and 82,304,829.70

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Solution

The fourth proportional to 158,926,812.10, 238,542,433.35 and 82,304,829.70 is: 123,536,073.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,926,812.10 : 238,542,433.35 = 82,304,829.70 : x
  2. Step 2: Convert to fraction form
    158,926,812.10/238,542,433.35 = 82,304,829.70/x
  3. Step 3: Cross multiply
    158,926,812.10x = 238,542,433.35 × 82,304,829.70
  4. Step 4: Simplify right side
    158,926,812.10x = 19,633,194,353,095,352
  5. Step 5: Solve for x
    x = 19,633,194,353,095,352/158,926,812.10
  6. Step 6: Final answer
    x = 123,536,073.58

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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.