Home / 127,839,231.04-176,418,144.96-69,101,703.68

Finding the Fourth Proportional to 127,839,231.04, 176,418,144.96 and 69,101,703.68

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Solution

The fourth proportional to 127,839,231.04, 176,418,144.96 and 69,101,703.68 is: 95,360,354.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,839,231.04 : 176,418,144.96 = 69,101,703.68 : x
  2. Step 2: Convert to fraction form
    127,839,231.04/176,418,144.96 = 69,101,703.68/x
  3. Step 3: Cross multiply
    127,839,231.04x = 176,418,144.96 × 69,101,703.68
  4. Step 4: Simplify right side
    127,839,231.04x = 12,190,794,376,801,208
  5. Step 5: Solve for x
    x = 12,190,794,376,801,208/127,839,231.04
  6. Step 6: Final answer
    x = 95,360,354.39

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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.