Home / 153,418,417.24-229,865,661.06-84,388,964.44

Finding the Fourth Proportional to 153,418,417.24, 229,865,661.06 and 84,388,964.44

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Solution

The fourth proportional to 153,418,417.24, 229,865,661.06 and 84,388,964.44 is: 126,439,350.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,418,417.24 : 229,865,661.06 = 84,388,964.44 : x
  2. Step 2: Convert to fraction form
    153,418,417.24/229,865,661.06 = 84,388,964.44/x
  3. Step 3: Cross multiply
    153,418,417.24x = 229,865,661.06 × 84,388,964.44
  4. Step 4: Simplify right side
    153,418,417.24x = 19,398,125,097,169,432
  5. Step 5: Solve for x
    x = 19,398,125,097,169,432/153,418,417.24
  6. Step 6: Final answer
    x = 126,439,350.93

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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.