Home / 206,795,882,390.04-309,759,422,766.12-131,210,126,219.16

Finding the Fourth Proportional to 206,795,882,390.04, 309,759,422,766.12 and 131,210,126,219.16

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Solution

The fourth proportional to 206,795,882,390.04, 309,759,422,766.12 and 131,210,126,219.16 is: 196,539,565,918.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,795,882,390.04 : 309,759,422,766.12 = 131,210,126,219.16 : x
  2. Step 2: Convert to fraction form
    206,795,882,390.04/309,759,422,766.12 = 131,210,126,219.16/x
  3. Step 3: Cross multiply
    206,795,882,390.04x = 309,759,422,766.12 × 131,210,126,219.16
  4. Step 4: Simplify right side
    206,795,882,390.04x = 40,643,572,958,716,749,676,544
  5. Step 5: Solve for x
    x = 40,643,572,958,716,749,676,544/206,795,882,390.04
  6. Step 6: Final answer
    x = 196,539,565,918.72

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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.