Home / 14,861,738,380.24-20,509,202,312.48-8,178,734,944.96

Finding the Fourth Proportional to 14,861,738,380.24, 20,509,202,312.48 and 8,178,734,944.96

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Solution

The fourth proportional to 14,861,738,380.24, 20,509,202,312.48 and 8,178,734,944.96 is: 11,286,656,066.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,861,738,380.24 : 20,509,202,312.48 = 8,178,734,944.96 : x
  2. Step 2: Convert to fraction form
    14,861,738,380.24/20,509,202,312.48 = 8,178,734,944.96/x
  3. Step 3: Cross multiply
    14,861,738,380.24x = 20,509,202,312.48 × 8,178,734,944.96
  4. Step 4: Simplify right side
    14,861,738,380.24x = 167,739,329,646,334,607,360
  5. Step 5: Solve for x
    x = 167,739,329,646,334,607,360/14,861,738,380.24
  6. Step 6: Final answer
    x = 11,286,656,066.38

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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.