Home / 168,499,430.20-252,749,145.30-40,848,614.20

Finding the Fourth Proportional to 168,499,430.20, 252,749,145.30 and 40,848,614.20

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Solution

The fourth proportional to 168,499,430.20, 252,749,145.30 and 40,848,614.20 is: 61,272,921.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,499,430.20 : 252,749,145.30 = 40,848,614.20 : x
  2. Step 2: Convert to fraction form
    168,499,430.20/252,749,145.30 = 40,848,614.20/x
  3. Step 3: Cross multiply
    168,499,430.20x = 252,749,145.30 × 40,848,614.20
  4. Step 4: Simplify right side
    168,499,430.20x = 10,324,452,325,739,444
  5. Step 5: Solve for x
    x = 10,324,452,325,739,444/168,499,430.20
  6. Step 6: Final answer
    x = 61,272,921.30

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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.