Home / 168,003,617.20-252,005,425.80-122,087,114.80

Finding the Fourth Proportional to 168,003,617.20, 252,005,425.80 and 122,087,114.80

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Solution

The fourth proportional to 168,003,617.20, 252,005,425.80 and 122,087,114.80 is: 183,130,672.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,003,617.20 : 252,005,425.80 = 122,087,114.80 : x
  2. Step 2: Convert to fraction form
    168,003,617.20/252,005,425.80 = 122,087,114.80/x
  3. Step 3: Cross multiply
    168,003,617.20x = 252,005,425.80 × 122,087,114.80
  4. Step 4: Simplify right side
    168,003,617.20x = 30,766,615,349,867,484
  5. Step 5: Solve for x
    x = 30,766,615,349,867,484/168,003,617.20
  6. Step 6: Final answer
    x = 183,130,672.20

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1.5x scale

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.