Home / 1,982,492,743.11-2,974,077,902.97-817,324,293.84

Finding the Fourth Proportional to 1,982,492,743.11, 2,974,077,902.97 and 817,324,293.84

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Solution

The fourth proportional to 1,982,492,743.11, 2,974,077,902.97 and 817,324,293.84 is: 1,226,126,113.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,982,492,743.11 : 2,974,077,902.97 = 817,324,293.84 : x
  2. Step 2: Convert to fraction form
    1,982,492,743.11/2,974,077,902.97 = 817,324,293.84/x
  3. Step 3: Cross multiply
    1,982,492,743.11x = 2,974,077,902.97 × 817,324,293.84
  4. Step 4: Simplify right side
    1,982,492,743.11x = 2,430,786,121,870,103,040
  5. Step 5: Solve for x
    x = 2,430,786,121,870,103,040/1,982,492,743.11
  6. Step 6: Final answer
    x = 1,226,126,113.36

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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.