Home / 99,843,758.45-137,798,073.28-57,456,447.24

Finding the Fourth Proportional to 99,843,758.45, 137,798,073.28 and 57,456,447.24

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Solution

The fourth proportional to 99,843,758.45, 137,798,073.28 and 57,456,447.24 is: 79,297,773.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,843,758.45 : 137,798,073.28 = 57,456,447.24 : x
  2. Step 2: Convert to fraction form
    99,843,758.45/137,798,073.28 = 57,456,447.24/x
  3. Step 3: Cross multiply
    99,843,758.45x = 137,798,073.28 × 57,456,447.24
  4. Step 4: Simplify right side
    99,843,758.45x = 7,917,387,727,185,974
  5. Step 5: Solve for x
    x = 7,917,387,727,185,974/99,843,758.45
  6. Step 6: Final answer
    x = 79,297,773.34

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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.