Home / 153,418,412.24-229,865,653.56-84,388,959.44

Finding the Fourth Proportional to 153,418,412.24, 229,865,653.56 and 84,388,959.44

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Solution

The fourth proportional to 153,418,412.24, 229,865,653.56 and 84,388,959.44 is: 126,439,343.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,418,412.24 : 229,865,653.56 = 84,388,959.44 : x
  2. Step 2: Convert to fraction form
    153,418,412.24/229,865,653.56 = 84,388,959.44/x
  3. Step 3: Cross multiply
    153,418,412.24x = 229,865,653.56 × 84,388,959.44
  4. Step 4: Simplify right side
    153,418,412.24x = 19,398,123,314,923,932
  5. Step 5: Solve for x
    x = 19,398,123,314,923,932/153,418,412.24
  6. Step 6: Final answer
    x = 126,439,343.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.