Home / 8,085,177,785.40-12,127,766,678.10-4,942,448,287.80

Finding the Fourth Proportional to 8,085,177,785.40, 12,127,766,678.10 and 4,942,448,287.80

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Solution

The fourth proportional to 8,085,177,785.40, 12,127,766,678.10 and 4,942,448,287.80 is: 7,413,672,431.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,085,177,785.40 : 12,127,766,678.10 = 4,942,448,287.80 : x
  2. Step 2: Convert to fraction form
    8,085,177,785.40/12,127,766,678.10 = 4,942,448,287.80/x
  3. Step 3: Cross multiply
    8,085,177,785.40x = 12,127,766,678.10 × 4,942,448,287.80
  4. Step 4: Simplify right side
    8,085,177,785.40x = 59,940,859,653,013,241,856
  5. Step 5: Solve for x
    x = 59,940,859,653,013,241,856/8,085,177,785.40
  6. Step 6: Final answer
    x = 7,413,672,431.70

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Double scale
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1.5x scale

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.