Home / 20,003,840,849.97-30,007,525,005.94-5,645,677,194.21

Finding the Fourth Proportional to 20,003,840,849.97, 30,007,525,005.94 and 5,645,677,194.21

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Solution

The fourth proportional to 20,003,840,849.97, 30,007,525,005.94 and 5,645,677,194.21 is: 8,469,013,568.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,003,840,849.97 : 30,007,525,005.94 = 5,645,677,194.21 : x
  2. Step 2: Convert to fraction form
    20,003,840,849.97/30,007,525,005.94 = 5,645,677,194.21/x
  3. Step 3: Cross multiply
    20,003,840,849.97x = 30,007,525,005.94 × 5,645,677,194.21
  4. Step 4: Simplify right side
    20,003,840,849.97x = 169,412,799,580,706,766,848
  5. Step 5: Solve for x
    x = 169,412,799,580,706,766,848/20,003,840,849.97
  6. Step 6: Final answer
    x = 8,469,013,568.51

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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.