Home / 225,805,959.48-338,668,534.89-143,680,886.04

Finding the Fourth Proportional to 225,805,959.48, 338,668,534.89 and 143,680,886.04

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Solution

The fourth proportional to 225,805,959.48, 338,668,534.89 and 143,680,886.04 is: 215,495,619.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,805,959.48 : 338,668,534.89 = 143,680,886.04 : x
  2. Step 2: Convert to fraction form
    225,805,959.48/338,668,534.89 = 143,680,886.04/x
  3. Step 3: Cross multiply
    225,805,959.48x = 338,668,534.89 × 143,680,886.04
  4. Step 4: Simplify right side
    225,805,959.48x = 48,660,195,166,863,848
  5. Step 5: Solve for x
    x = 48,660,195,166,863,848/225,805,959.48
  6. Step 6: Final answer
    x = 215,495,619.69

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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.