Home / 136,399,288.20-204,598,932.30-121,535,723.40

Finding the Fourth Proportional to 136,399,288.20, 204,598,932.30 and 121,535,723.40

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Solution

The fourth proportional to 136,399,288.20, 204,598,932.30 and 121,535,723.40 is: 182,303,585.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,399,288.20 : 204,598,932.30 = 121,535,723.40 : x
  2. Step 2: Convert to fraction form
    136,399,288.20/204,598,932.30 = 121,535,723.40/x
  3. Step 3: Cross multiply
    136,399,288.20x = 204,598,932.30 × 121,535,723.40
  4. Step 4: Simplify right side
    136,399,288.20x = 24,866,079,243,948,128
  5. Step 5: Solve for x
    x = 24,866,079,243,948,128/136,399,288.20
  6. Step 6: Final answer
    x = 182,303,585.10

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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.