Home / 225,304,712.14-310,916,387.51-124,832,782.86

Finding the Fourth Proportional to 225,304,712.14, 310,916,387.51 and 124,832,782.86

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Solution

The fourth proportional to 225,304,712.14, 310,916,387.51 and 124,832,782.86 is: 172,266,960.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,304,712.14 : 310,916,387.51 = 124,832,782.86 : x
  2. Step 2: Convert to fraction form
    225,304,712.14/310,916,387.51 = 124,832,782.86/x
  3. Step 3: Cross multiply
    225,304,712.14x = 310,916,387.51 × 124,832,782.86
  4. Step 4: Simplify right side
    225,304,712.14x = 38,812,557,889,651,448
  5. Step 5: Solve for x
    x = 38,812,557,889,651,448/225,304,712.14
  6. Step 6: Final answer
    x = 172,266,960.25

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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.