Home / 400,254,028.08-552,356,198.94-230,614,510.87

Finding the Fourth Proportional to 400,254,028.08, 552,356,198.94 and 230,614,510.87

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Solution

The fourth proportional to 400,254,028.08, 552,356,198.94 and 230,614,510.87 is: 318,251,274.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,254,028.08 : 552,356,198.94 = 230,614,510.87 : x
  2. Step 2: Convert to fraction form
    400,254,028.08/552,356,198.94 = 230,614,510.87/x
  3. Step 3: Cross multiply
    400,254,028.08x = 552,356,198.94 × 230,614,510.87
  4. Step 4: Simplify right side
    400,254,028.08x = 127,381,354,644,560,528
  5. Step 5: Solve for x
    x = 127,381,354,644,560,528/400,254,028.08
  6. Step 6: Final answer
    x = 318,251,274.71

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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.