Home / 8,426,021,083.66-11,623,500,640.29-5,209,903,006.57

Finding the Fourth Proportional to 8,426,021,083.66, 11,623,500,640.29 and 5,209,903,006.57

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Solution

The fourth proportional to 8,426,021,083.66, 11,623,500,640.29 and 5,209,903,006.57 is: 7,186,940,351.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,426,021,083.66 : 11,623,500,640.29 = 5,209,903,006.57 : x
  2. Step 2: Convert to fraction form
    8,426,021,083.66/11,623,500,640.29 = 5,209,903,006.57/x
  3. Step 3: Cross multiply
    8,426,021,083.66x = 11,623,500,640.29 × 5,209,903,006.57
  4. Step 4: Simplify right side
    8,426,021,083.66x = 60,557,310,932,715,192,320
  5. Step 5: Solve for x
    x = 60,557,310,932,715,192,320/8,426,021,083.66
  6. Step 6: Final answer
    x = 7,186,940,351.97

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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.