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Finding the Fourth Proportional to 124,416,165.20, 186,288,324.60 and 124,416,165.20

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Solution

The fourth proportional to 124,416,165.20, 186,288,324.60 and 124,416,165.20 is: 186,288,324.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,416,165.20 : 186,288,324.60 = 124,416,165.20 : x
  2. Step 2: Convert to fraction form
    124,416,165.20/186,288,324.60 = 124,416,165.20/x
  3. Step 3: Cross multiply
    124,416,165.20x = 186,288,324.60 × 124,416,165.20
  4. Step 4: Simplify right side
    124,416,165.20x = 23,177,278,968,264,824
  5. Step 5: Solve for x
    x = 23,177,278,968,264,824/124,416,165.20
  6. Step 6: Final answer
    x = 186,288,324.60

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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.