Home / 9,216,147,564.45-12,718,305,746.73-4,987,104,833.16

Finding the Fourth Proportional to 9,216,147,564.45, 12,718,305,746.73 and 4,987,104,833.16

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Solution

The fourth proportional to 9,216,147,564.45, 12,718,305,746.73 and 4,987,104,833.16 is: 6,882,216,632.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,216,147,564.45 : 12,718,305,746.73 = 4,987,104,833.16 : x
  2. Step 2: Convert to fraction form
    9,216,147,564.45/12,718,305,746.73 = 4,987,104,833.16/x
  3. Step 3: Cross multiply
    9,216,147,564.45x = 12,718,305,746.73 × 4,987,104,833.16
  4. Step 4: Simplify right side
    9,216,147,564.45x = 63,427,524,059,123,785,728
  5. Step 5: Solve for x
    x = 63,427,524,059,123,785,728/9,216,147,564.45
  6. Step 6: Final answer
    x = 6,882,216,632.88

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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.