Home / 168,399,114.90-252,598,672.35-53,383,472.70

Finding the Fourth Proportional to 168,399,114.90, 252,598,672.35 and 53,383,472.70

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Solution

The fourth proportional to 168,399,114.90, 252,598,672.35 and 53,383,472.70 is: 80,075,209.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,399,114.90 : 252,598,672.35 = 53,383,472.70 : x
  2. Step 2: Convert to fraction form
    168,399,114.90/252,598,672.35 = 53,383,472.70/x
  3. Step 3: Cross multiply
    168,399,114.90x = 252,598,672.35 × 53,383,472.70
  4. Step 4: Simplify right side
    168,399,114.90x = 13,484,594,329,452,470
  5. Step 5: Solve for x
    x = 13,484,594,329,452,470/168,399,114.90
  6. Step 6: Final answer
    x = 80,075,209.05

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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.