Home / 288,040,166.97-432,042,314.29-177,396,891

Finding the Fourth Proportional to 288,040,166.97, 432,042,314.29 and 177,396,891

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Solution

The fourth proportional to 288,040,166.97, 432,042,314.29 and 177,396,891 is: 266,084,290.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,040,166.97 : 432,042,314.29 = 177,396,891 : x
  2. Step 2: Convert to fraction form
    288,040,166.97/432,042,314.29 = 177,396,891/x
  3. Step 3: Cross multiply
    288,040,166.97x = 432,042,314.29 × 177,396,891
  4. Step 4: Simplify right side
    288,040,166.97x = 76,642,963,335,490,880
  5. Step 5: Solve for x
    x = 76,642,963,335,490,880/288,040,166.97
  6. Step 6: Final answer
    x = 266,084,290.05

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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.