Home / 123,008,575.07-169,755,376.50-68,007,974.51

Finding the Fourth Proportional to 123,008,575.07, 169,755,376.50 and 68,007,974.51

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Solution

The fourth proportional to 123,008,575.07, 169,755,376.50 and 68,007,974.51 is: 93,852,963.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,008,575.07 : 169,755,376.50 = 68,007,974.51 : x
  2. Step 2: Convert to fraction form
    123,008,575.07/169,755,376.50 = 68,007,974.51/x
  3. Step 3: Cross multiply
    123,008,575.07x = 169,755,376.50 × 68,007,974.51
  4. Step 4: Simplify right side
    123,008,575.07x = 11,544,719,317,098,676
  5. Step 5: Solve for x
    x = 11,544,719,317,098,676/123,008,575.07
  6. Step 6: Final answer
    x = 93,852,963.59

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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.