Home / 199,998,921,273.88-275,998,784,670.18-108,547,473,503.14

Finding the Fourth Proportional to 199,998,921,273.88, 275,998,784,670.18 and 108,547,473,503.14

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Solution

The fourth proportional to 199,998,921,273.88, 275,998,784,670.18 and 108,547,473,503.14 is: 149,795,661,771.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,998,921,273.88 : 275,998,784,670.18 = 108,547,473,503.14 : x
  2. Step 2: Convert to fraction form
    199,998,921,273.88/275,998,784,670.18 = 108,547,473,503.14/x
  3. Step 3: Cross multiply
    199,998,921,273.88x = 275,998,784,670.18 × 108,547,473,503.14
  4. Step 4: Simplify right side
    199,998,921,273.88x = 29,958,970,765,885,204,070,400
  5. Step 5: Solve for x
    x = 29,958,970,765,885,204,070,400/199,998,921,273.88
  6. Step 6: Final answer
    x = 149,795,661,771.89

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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.