Home / 1,982,492,707.50-2,974,077,849.42-817,324,258.23

Finding the Fourth Proportional to 1,982,492,707.50, 2,974,077,849.42 and 817,324,258.23

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Solution

The fourth proportional to 1,982,492,707.50, 2,974,077,849.42 and 817,324,258.23 is: 1,226,126,059.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,982,492,707.50 : 2,974,077,849.42 = 817,324,258.23 : x
  2. Step 2: Convert to fraction form
    1,982,492,707.50/2,974,077,849.42 = 817,324,258.23/x
  3. Step 3: Cross multiply
    1,982,492,707.50x = 2,974,077,849.42 × 817,324,258.23
  4. Step 4: Simplify right side
    1,982,492,707.50x = 2,430,785,972,195,475,456
  5. Step 5: Solve for x
    x = 2,430,785,972,195,475,456/1,982,492,707.50
  6. Step 6: Final answer
    x = 1,226,126,059.88

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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.