Home / 168,507,480.60-252,761,220.90-103,600,819.80

Finding the Fourth Proportional to 168,507,480.60, 252,761,220.90 and 103,600,819.80

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Solution

The fourth proportional to 168,507,480.60, 252,761,220.90 and 103,600,819.80 is: 155,401,229.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,507,480.60 : 252,761,220.90 = 103,600,819.80 : x
  2. Step 2: Convert to fraction form
    168,507,480.60/252,761,220.90 = 103,600,819.80/x
  3. Step 3: Cross multiply
    168,507,480.60x = 252,761,220.90 × 103,600,819.80
  4. Step 4: Simplify right side
    168,507,480.60x = 26,186,269,698,888,892
  5. Step 5: Solve for x
    x = 26,186,269,698,888,892/168,507,480.60
  6. Step 6: Final answer
    x = 155,401,229.70

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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.