Home / 31,199,743,302.20-43,055,728,324.68-16,926,570,482.48

Finding the Fourth Proportional to 31,199,743,302.20, 43,055,728,324.68 and 16,926,570,482.48

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Solution

The fourth proportional to 31,199,743,302.20, 43,055,728,324.68 and 16,926,570,482.48 is: 23,358,712,060.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,199,743,302.20 : 43,055,728,324.68 = 16,926,570,482.48 : x
  2. Step 2: Convert to fraction form
    31,199,743,302.20/43,055,728,324.68 = 16,926,570,482.48/x
  3. Step 3: Cross multiply
    31,199,743,302.20x = 43,055,728,324.68 × 16,926,570,482.48
  4. Step 4: Simplify right side
    31,199,743,302.20x = 728,785,820,162,206,597,120
  5. Step 5: Solve for x
    x = 728,785,820,162,206,597,120/31,199,743,302.20
  6. Step 6: Final answer
    x = 23,358,712,060.65

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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.