Home / 8,029,578,627.95-11,081,117,553.42-4,815,011,979.92

Finding the Fourth Proportional to 8,029,578,627.95, 11,081,117,553.42 and 4,815,011,979.92

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Solution

The fourth proportional to 8,029,578,627.95, 11,081,117,553.42 and 4,815,011,979.92 is: 6,644,895,858.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,029,578,627.95 : 11,081,117,553.42 = 4,815,011,979.92 : x
  2. Step 2: Convert to fraction form
    8,029,578,627.95/11,081,117,553.42 = 4,815,011,979.92/x
  3. Step 3: Cross multiply
    8,029,578,627.95x = 11,081,117,553.42 × 4,815,011,979.92
  4. Step 4: Simplify right side
    8,029,578,627.95x = 53,355,713,770,619,101,184
  5. Step 5: Solve for x
    x = 53,355,713,770,619,101,184/8,029,578,627.95
  6. Step 6: Final answer
    x = 6,644,895,858.53

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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.