Home / 168,507,486.60-252,761,229.90-103,600,825.80

Finding the Fourth Proportional to 168,507,486.60, 252,761,229.90 and 103,600,825.80

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Solution

The fourth proportional to 168,507,486.60, 252,761,229.90 and 103,600,825.80 is: 155,401,238.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,507,486.60 : 252,761,229.90 = 103,600,825.80 : x
  2. Step 2: Convert to fraction form
    168,507,486.60/252,761,229.90 = 103,600,825.80/x
  3. Step 3: Cross multiply
    168,507,486.60x = 252,761,229.90 × 103,600,825.80
  4. Step 4: Simplify right side
    168,507,486.60x = 26,186,272,147,863,652
  5. Step 5: Solve for x
    x = 26,186,272,147,863,652/168,507,486.60
  6. Step 6: Final answer
    x = 155,401,238.70

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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.