Home / 226,399,233.71-312,429,064.41-127,280,422.93

Finding the Fourth Proportional to 226,399,233.71, 312,429,064.41 and 127,280,422.93

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Solution

The fourth proportional to 226,399,233.71, 312,429,064.41 and 127,280,422.93 is: 175,645,927.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,399,233.71 : 312,429,064.41 = 127,280,422.93 : x
  2. Step 2: Convert to fraction form
    226,399,233.71/312,429,064.41 = 127,280,422.93/x
  3. Step 3: Cross multiply
    226,399,233.71x = 312,429,064.41 × 127,280,422.93
  4. Step 4: Simplify right side
    226,399,233.71x = 39,766,103,453,729,016
  5. Step 5: Solve for x
    x = 39,766,103,453,729,016/226,399,233.71
  6. Step 6: Final answer
    x = 175,645,927.78

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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.