Home / 236,444,893.82-326,292,005.32-129,154,304.85

Finding the Fourth Proportional to 236,444,893.82, 326,292,005.32 and 129,154,304.85

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Solution

The fourth proportional to 236,444,893.82, 326,292,005.32 and 129,154,304.85 is: 178,231,876.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,444,893.82 : 326,292,005.32 = 129,154,304.85 : x
  2. Step 2: Convert to fraction form
    236,444,893.82/326,292,005.32 = 129,154,304.85/x
  3. Step 3: Cross multiply
    236,444,893.82x = 326,292,005.32 × 129,154,304.85
  4. Step 4: Simplify right side
    236,444,893.82x = 42,142,017,125,217,096
  5. Step 5: Solve for x
    x = 42,142,017,125,217,096/236,444,893.82
  6. Step 6: Final answer
    x = 178,231,876.55

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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.