Home / 9,516,940,116.21-13,132,587,972.78-5,229,928,019.34

Finding the Fourth Proportional to 9,516,940,116.21, 13,132,587,972.78 and 5,229,928,019.34

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Solution

The fourth proportional to 9,516,940,116.21, 13,132,587,972.78 and 5,229,928,019.34 is: 7,216,866,867.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,516,940,116.21 : 13,132,587,972.78 = 5,229,928,019.34 : x
  2. Step 2: Convert to fraction form
    9,516,940,116.21/13,132,587,972.78 = 5,229,928,019.34/x
  3. Step 3: Cross multiply
    9,516,940,116.21x = 13,132,587,972.78 × 5,229,928,019.34
  4. Step 4: Simplify right side
    9,516,940,116.21x = 68,682,489,805,289,619,456
  5. Step 5: Solve for x
    x = 68,682,489,805,289,619,456/9,516,940,116.21
  6. Step 6: Final answer
    x = 7,216,866,867.57

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Double scale
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1.5x scale

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.