Home / 123,228,231.33-170,059,540.56-70,313,553.96

Finding the Fourth Proportional to 123,228,231.33, 170,059,540.56 and 70,313,553.96

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Solution

The fourth proportional to 123,228,231.33, 170,059,540.56 and 70,313,553.96 is: 97,035,318.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,228,231.33 : 170,059,540.56 = 70,313,553.96 : x
  2. Step 2: Convert to fraction form
    123,228,231.33/170,059,540.56 = 70,313,553.96/x
  3. Step 3: Cross multiply
    123,228,231.33x = 170,059,540.56 × 70,313,553.96
  4. Step 4: Simplify right side
    123,228,231.33x = 11,957,490,681,578,368
  5. Step 5: Solve for x
    x = 11,957,490,681,578,368/123,228,231.33
  6. Step 6: Final answer
    x = 97,035,318.55

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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.