Home / 6,999,190,418-9,654,331,630.92-4,489,088,286.80

Finding the Fourth Proportional to 6,999,190,418, 9,654,331,630.92 and 4,489,088,286.80

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Solution

The fourth proportional to 6,999,190,418, 9,654,331,630.92 and 4,489,088,286.80 is: 6,192,022,855.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,999,190,418 : 9,654,331,630.92 = 4,489,088,286.80 : x
  2. Step 2: Convert to fraction form
    6,999,190,418/9,654,331,630.92 = 4,489,088,286.80/x
  3. Step 3: Cross multiply
    6,999,190,418x = 9,654,331,630.92 × 4,489,088,286.80
  4. Step 4: Simplify right side
    6,999,190,418x = 43,339,147,041,245,716,480
  5. Step 5: Solve for x
    x = 43,339,147,041,245,716,480/6,999,190,418
  6. Step 6: Final answer
    x = 6,192,022,855.93

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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.