Home / 172,642,744.67-238,244,207.23-94,324,616.51

Finding the Fourth Proportional to 172,642,744.67, 238,244,207.23 and 94,324,616.51

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Solution

The fourth proportional to 172,642,744.67, 238,244,207.23 and 94,324,616.51 is: 130,166,451.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,642,744.67 : 238,244,207.23 = 94,324,616.51 : x
  2. Step 2: Convert to fraction form
    172,642,744.67/238,244,207.23 = 94,324,616.51/x
  3. Step 3: Cross multiply
    172,642,744.67x = 238,244,207.23 × 94,324,616.51
  4. Step 4: Simplify right side
    172,642,744.67x = 22,472,293,482,698,720
  5. Step 5: Solve for x
    x = 22,472,293,482,698,720/172,642,744.67
  6. Step 6: Final answer
    x = 130,166,451.68

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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.