Home / 238,830,744.24-358,206,160.68-66,324,996.72

Finding the Fourth Proportional to 238,830,744.24, 358,206,160.68 and 66,324,996.72

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Solution

The fourth proportional to 238,830,744.24, 358,206,160.68 and 66,324,996.72 is: 99,476,399.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,830,744.24 : 358,206,160.68 = 66,324,996.72 : x
  2. Step 2: Convert to fraction form
    238,830,744.24/358,206,160.68 = 66,324,996.72/x
  3. Step 3: Cross multiply
    238,830,744.24x = 358,206,160.68 × 66,324,996.72
  4. Step 4: Simplify right side
    238,830,744.24x = 23,758,022,432,184,792
  5. Step 5: Solve for x
    x = 23,758,022,432,184,792/238,830,744.24
  6. Step 6: Final answer
    x = 99,476,399.10

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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.