Home / 12,135,057,524.95-16,745,703,882.25-6,709,279,447.89

Finding the Fourth Proportional to 12,135,057,524.95, 16,745,703,882.25 and 6,709,279,447.89

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Solution

The fourth proportional to 12,135,057,524.95, 16,745,703,882.25 and 6,709,279,447.89 is: 9,258,432,163.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,135,057,524.95 : 16,745,703,882.25 = 6,709,279,447.89 : x
  2. Step 2: Convert to fraction form
    12,135,057,524.95/16,745,703,882.25 = 6,709,279,447.89/x
  3. Step 3: Cross multiply
    12,135,057,524.95x = 16,745,703,882.25 × 6,709,279,447.89
  4. Step 4: Simplify right side
    12,135,057,524.95x = 112,351,606,897,631,707,136
  5. Step 5: Solve for x
    x = 112,351,606,897,631,707,136/12,135,057,524.95
  6. Step 6: Final answer
    x = 9,258,432,163.72

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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.