Home / 381,725,912.30-573,450,814.31-226,381,609.16

Finding the Fourth Proportional to 381,725,912.30, 573,450,814.31 and 226,381,609.16

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Solution

The fourth proportional to 381,725,912.30, 573,450,814.31 and 226,381,609.16 is: 340,083,588.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,725,912.30 : 573,450,814.31 = 226,381,609.16 : x
  2. Step 2: Convert to fraction form
    381,725,912.30/573,450,814.31 = 226,381,609.16/x
  3. Step 3: Cross multiply
    381,725,912.30x = 573,450,814.31 × 226,381,609.16
  4. Step 4: Simplify right side
    381,725,912.30x = 129,818,718,115,761,424
  5. Step 5: Solve for x
    x = 129,818,718,115,761,424/381,725,912.30
  6. Step 6: Final answer
    x = 340,083,588.60

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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.