Home / 84,787,356.20-127,197,623.10-36,265,116.20

Finding the Fourth Proportional to 84,787,356.20, 127,197,623.10 and 36,265,116.20

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Solution

The fourth proportional to 84,787,356.20, 127,197,623.10 and 36,265,116.20 is: 54,404,769.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,787,356.20 : 127,197,623.10 = 36,265,116.20 : x
  2. Step 2: Convert to fraction form
    84,787,356.20/127,197,623.10 = 36,265,116.20/x
  3. Step 3: Cross multiply
    84,787,356.20x = 127,197,623.10 × 36,265,116.20
  4. Step 4: Simplify right side
    84,787,356.20x = 4,612,836,582,085,304
  5. Step 5: Solve for x
    x = 4,612,836,582,085,304/84,787,356.20
  6. Step 6: Final answer
    x = 54,404,769.64

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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.