Home / 548,476,708.36-822,282,181.98-271,937,251.72

Finding the Fourth Proportional to 548,476,708.36, 822,282,181.98 and 271,937,251.72

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Solution

The fourth proportional to 548,476,708.36, 822,282,181.98 and 271,937,251.72 is: 407,691,253.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,476,708.36 : 822,282,181.98 = 271,937,251.72 : x
  2. Step 2: Convert to fraction form
    548,476,708.36/822,282,181.98 = 271,937,251.72/x
  3. Step 3: Cross multiply
    548,476,708.36x = 822,282,181.98 × 271,937,251.72
  4. Step 4: Simplify right side
    548,476,708.36x = 223,609,156,705,966,144
  5. Step 5: Solve for x
    x = 223,609,156,705,966,144/548,476,708.36
  6. Step 6: Final answer
    x = 407,691,253.43

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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.