Home / 176,269,818.60-264,446,718.30-85,318,612.20

Finding the Fourth Proportional to 176,269,818.60, 264,446,718.30 and 85,318,612.20

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Solution

The fourth proportional to 176,269,818.60, 264,446,718.30 and 85,318,612.20 is: 127,998,242.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,269,818.60 : 264,446,718.30 = 85,318,612.20 : x
  2. Step 2: Convert to fraction form
    176,269,818.60/264,446,718.30 = 85,318,612.20/x
  3. Step 3: Cross multiply
    176,269,818.60x = 264,446,718.30 × 85,318,612.20
  4. Step 4: Simplify right side
    176,269,818.60x = 22,562,227,006,200,344
  5. Step 5: Solve for x
    x = 22,562,227,006,200,344/176,269,818.60
  6. Step 6: Final answer
    x = 127,998,242.61

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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.