Home / 12,131,888,049.45-18,197,832,074.18-12,131,888,049.45

Finding the Fourth Proportional to 12,131,888,049.45, 18,197,832,074.18 and 12,131,888,049.45

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Solution

The fourth proportional to 12,131,888,049.45, 18,197,832,074.18 and 12,131,888,049.45 is: 18,197,832,074.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,131,888,049.45 : 18,197,832,074.18 = 12,131,888,049.45 : x
  2. Step 2: Convert to fraction form
    12,131,888,049.45/18,197,832,074.18 = 12,131,888,049.45/x
  3. Step 3: Cross multiply
    12,131,888,049.45x = 18,197,832,074.18 × 12,131,888,049.45
  4. Step 4: Simplify right side
    12,131,888,049.45x = 220,774,061,466,581,598,208
  5. Step 5: Solve for x
    x = 220,774,061,466,581,598,208/12,131,888,049.45
  6. Step 6: Final answer
    x = 18,197,832,074.18

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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.