Home / 370,169,462.33-510,535,997.78-325,419,753.09

Finding the Fourth Proportional to 370,169,462.33, 510,535,997.78 and 325,419,753.09

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Solution

The fourth proportional to 370,169,462.33, 510,535,997.78 and 325,419,753.09 is: 448,817,407.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,169,462.33 : 510,535,997.78 = 325,419,753.09 : x
  2. Step 2: Convert to fraction form
    370,169,462.33/510,535,997.78 = 325,419,753.09/x
  3. Step 3: Cross multiply
    370,169,462.33x = 510,535,997.78 × 325,419,753.09
  4. Step 4: Simplify right side
    370,169,462.33x = 166,138,498,339,497,280
  5. Step 5: Solve for x
    x = 166,138,498,339,497,280/370,169,462.33
  6. Step 6: Final answer
    x = 448,817,407.29

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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.