Home / 8,162,441,161.07-11,258,366,370.28-5,448,340,541.31

Finding the Fourth Proportional to 8,162,441,161.07, 11,258,366,370.28 and 5,448,340,541.31

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Solution

The fourth proportional to 8,162,441,161.07, 11,258,366,370.28 and 5,448,340,541.31 is: 7,514,836,886.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,162,441,161.07 : 11,258,366,370.28 = 5,448,340,541.31 : x
  2. Step 2: Convert to fraction form
    8,162,441,161.07/11,258,366,370.28 = 5,448,340,541.31/x
  3. Step 3: Cross multiply
    8,162,441,161.07x = 11,258,366,370.28 × 5,448,340,541.31
  4. Step 4: Simplify right side
    8,162,441,161.07x = 61,339,413,924,061,700,096
  5. Step 5: Solve for x
    x = 61,339,413,924,061,700,096/8,162,441,161.07
  6. Step 6: Final answer
    x = 7,514,836,886.87

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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.