Home / 238,675,785.31-329,354,778.15-134,233,678.49

Finding the Fourth Proportional to 238,675,785.31, 329,354,778.15 and 134,233,678.49

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Solution

The fourth proportional to 238,675,785.31, 329,354,778.15 and 134,233,678.49 is: 185,232,462.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,675,785.31 : 329,354,778.15 = 134,233,678.49 : x
  2. Step 2: Convert to fraction form
    238,675,785.31/329,354,778.15 = 134,233,678.49/x
  3. Step 3: Cross multiply
    238,675,785.31x = 329,354,778.15 × 134,233,678.49
  4. Step 4: Simplify right side
    238,675,785.31x = 44,210,503,397,685,608
  5. Step 5: Solve for x
    x = 44,210,503,397,685,608/238,675,785.31
  6. Step 6: Final answer
    x = 185,232,462.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.