Home / 206,795,882,391.04-309,759,422,767.62-131,210,126,220.16

Finding the Fourth Proportional to 206,795,882,391.04, 309,759,422,767.62 and 131,210,126,220.16

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Solution

The fourth proportional to 206,795,882,391.04, 309,759,422,767.62 and 131,210,126,220.16 is: 196,539,565,920.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,795,882,391.04 : 309,759,422,767.62 = 131,210,126,220.16 : x
  2. Step 2: Convert to fraction form
    206,795,882,391.04/309,759,422,767.62 = 131,210,126,220.16/x
  3. Step 3: Cross multiply
    206,795,882,391.04x = 309,759,422,767.62 × 131,210,126,220.16
  4. Step 4: Simplify right side
    206,795,882,391.04x = 40,643,572,959,223,320,936,448
  5. Step 5: Solve for x
    x = 40,643,572,959,223,320,936,448/206,795,882,391.04
  6. Step 6: Final answer
    x = 196,539,565,920.22

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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.