Home / 168,446,723.80-252,670,085.70-161,750,567.20

Finding the Fourth Proportional to 168,446,723.80, 252,670,085.70 and 161,750,567.20

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Solution

The fourth proportional to 168,446,723.80, 252,670,085.70 and 161,750,567.20 is: 242,625,850.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,446,723.80 : 252,670,085.70 = 161,750,567.20 : x
  2. Step 2: Convert to fraction form
    168,446,723.80/252,670,085.70 = 161,750,567.20/x
  3. Step 3: Cross multiply
    168,446,723.80x = 252,670,085.70 × 161,750,567.20
  4. Step 4: Simplify right side
    168,446,723.80x = 40,869,529,676,447,608
  5. Step 5: Solve for x
    x = 40,869,529,676,447,608/168,446,723.80
  6. Step 6: Final answer
    x = 242,625,850.80

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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.