Home / 308,327,889.76-425,519,396.48-169,125,555.62

Finding the Fourth Proportional to 308,327,889.76, 425,519,396.48 and 169,125,555.62

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Solution

The fourth proportional to 308,327,889.76, 425,519,396.48 and 169,125,555.62 is: 233,408,026.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,327,889.76 : 425,519,396.48 = 169,125,555.62 : x
  2. Step 2: Convert to fraction form
    308,327,889.76/425,519,396.48 = 169,125,555.62/x
  3. Step 3: Cross multiply
    308,327,889.76x = 425,519,396.48 × 169,125,555.62
  4. Step 4: Simplify right side
    308,327,889.76x = 71,966,204,358,250,304
  5. Step 5: Solve for x
    x = 71,966,204,358,250,304/308,327,889.76
  6. Step 6: Final answer
    x = 233,408,026.81

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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.