Home / 134,861,882.28-186,109,964.94-72,982,223.88

Finding the Fourth Proportional to 134,861,882.28, 186,109,964.94 and 72,982,223.88

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Solution

The fourth proportional to 134,861,882.28, 186,109,964.94 and 72,982,223.88 is: 100,715,776.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,861,882.28 : 186,109,964.94 = 72,982,223.88 : x
  2. Step 2: Convert to fraction form
    134,861,882.28/186,109,964.94 = 72,982,223.88/x
  3. Step 3: Cross multiply
    134,861,882.28x = 186,109,964.94 × 72,982,223.88
  4. Step 4: Simplify right side
    134,861,882.28x = 13,582,719,127,550,030
  5. Step 5: Solve for x
    x = 13,582,719,127,550,030/134,861,882.28
  6. Step 6: Final answer
    x = 100,715,776.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.