Home / 223,722,864.28-308,747,177.40-124,603,655.32

Finding the Fourth Proportional to 223,722,864.28, 308,747,177.40 and 124,603,655.32

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Solution

The fourth proportional to 223,722,864.28, 308,747,177.40 and 124,603,655.32 is: 171,958,404.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,722,864.28 : 308,747,177.40 = 124,603,655.32 : x
  2. Step 2: Convert to fraction form
    223,722,864.28/308,747,177.40 = 124,603,655.32/x
  3. Step 3: Cross multiply
    223,722,864.28x = 308,747,177.40 × 124,603,655.32
  4. Step 4: Simplify right side
    223,722,864.28x = 38,471,026,873,772,488
  5. Step 5: Solve for x
    x = 38,471,026,873,772,488/223,722,864.28
  6. Step 6: Final answer
    x = 171,958,404.87

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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.