Home / 202,858,530.72-279,634,151.28-124,396,591.20

Finding the Fourth Proportional to 202,858,530.72, 279,634,151.28 and 124,396,591.20

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Solution

The fourth proportional to 202,858,530.72, 279,634,151.28 and 124,396,591.20 is: 171,476,817.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,858,530.72 : 279,634,151.28 = 124,396,591.20 : x
  2. Step 2: Convert to fraction form
    202,858,530.72/279,634,151.28 = 124,396,591.20/x
  3. Step 3: Cross multiply
    202,858,530.72x = 279,634,151.28 × 124,396,591.20
  4. Step 4: Simplify right side
    202,858,530.72x = 34,785,535,202,337,116
  5. Step 5: Solve for x
    x = 34,785,535,202,337,116/202,858,530.72
  6. Step 6: Final answer
    x = 171,476,817.26

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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.