Home / 381,725,919.05-573,450,824.43-226,381,615.91

Finding the Fourth Proportional to 381,725,919.05, 573,450,824.43 and 226,381,615.91

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Solution

The fourth proportional to 381,725,919.05, 573,450,824.43 and 226,381,615.91 is: 340,083,598.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,725,919.05 : 573,450,824.43 = 226,381,615.91 : x
  2. Step 2: Convert to fraction form
    381,725,919.05/573,450,824.43 = 226,381,615.91/x
  3. Step 3: Cross multiply
    381,725,919.05x = 573,450,824.43 × 226,381,615.91
  4. Step 4: Simplify right side
    381,725,919.05x = 129,818,724,278,668,272
  5. Step 5: Solve for x
    x = 129,818,724,278,668,272/381,725,919.05
  6. Step 6: Final answer
    x = 340,083,598.73

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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.