Home / 199,998,921,291.50-275,998,784,694.54-108,547,473,520.82

Finding the Fourth Proportional to 199,998,921,291.50, 275,998,784,694.54 and 108,547,473,520.82

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Solution

The fourth proportional to 199,998,921,291.50, 275,998,784,694.54 and 108,547,473,520.82 is: 149,795,661,796.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,998,921,291.50 : 275,998,784,694.54 = 108,547,473,520.82 : x
  2. Step 2: Convert to fraction form
    199,998,921,291.50/275,998,784,694.54 = 108,547,473,520.82/x
  3. Step 3: Cross multiply
    199,998,921,291.50x = 275,998,784,694.54 × 108,547,473,520.82
  4. Step 4: Simplify right side
    199,998,921,291.50x = 29,958,970,773,409,080,803,328
  5. Step 5: Solve for x
    x = 29,958,970,773,409,080,803,328/199,998,921,291.50
  6. Step 6: Final answer
    x = 149,795,661,796.31

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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.