Home / 267,057,007.20-400,585,510.80-185,268,237.30

Finding the Fourth Proportional to 267,057,007.20, 400,585,510.80 and 185,268,237.30

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Solution

The fourth proportional to 267,057,007.20, 400,585,510.80 and 185,268,237.30 is: 277,902,355.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,057,007.20 : 400,585,510.80 = 185,268,237.30 : x
  2. Step 2: Convert to fraction form
    267,057,007.20/400,585,510.80 = 185,268,237.30/x
  3. Step 3: Cross multiply
    267,057,007.20x = 400,585,510.80 × 185,268,237.30
  4. Step 4: Simplify right side
    267,057,007.20x = 74,215,771,473,836,112
  5. Step 5: Solve for x
    x = 74,215,771,473,836,112/267,057,007.20
  6. Step 6: Final answer
    x = 277,902,355.95

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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.