Home / 14,861,738,383.22-20,509,202,316.60-8,178,734,947.98

Finding the Fourth Proportional to 14,861,738,383.22, 20,509,202,316.60 and 8,178,734,947.98

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Solution

The fourth proportional to 14,861,738,383.22, 20,509,202,316.60 and 8,178,734,947.98 is: 11,286,656,070.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,861,738,383.22 : 20,509,202,316.60 = 8,178,734,947.98 : x
  2. Step 2: Convert to fraction form
    14,861,738,383.22/20,509,202,316.60 = 8,178,734,947.98/x
  3. Step 3: Cross multiply
    14,861,738,383.22x = 20,509,202,316.60 × 8,178,734,947.98
  4. Step 4: Simplify right side
    14,861,738,383.22x = 167,739,329,741,968,769,024
  5. Step 5: Solve for x
    x = 167,739,329,741,968,769,024/14,861,738,383.22
  6. Step 6: Final answer
    x = 11,286,656,070.55

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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.