Home / 8,755,897,021.56-12,083,149,545.06-4,741,574,218.20

Finding the Fourth Proportional to 8,755,897,021.56, 12,083,149,545.06 and 4,741,574,218.20

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Solution

The fourth proportional to 8,755,897,021.56, 12,083,149,545.06 and 4,741,574,218.20 is: 6,543,378,732.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,755,897,021.56 : 12,083,149,545.06 = 4,741,574,218.20 : x
  2. Step 2: Convert to fraction form
    8,755,897,021.56/12,083,149,545.06 = 4,741,574,218.20/x
  3. Step 3: Cross multiply
    8,755,897,021.56x = 12,083,149,545.06 × 4,741,574,218.20
  4. Step 4: Simplify right side
    8,755,897,021.56x = 57,293,150,357,511,553,024
  5. Step 5: Solve for x
    x = 57,293,150,357,511,553,024/8,755,897,021.56
  6. Step 6: Final answer
    x = 6,543,378,732.81

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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.