Home / 371,770,940,230.86-513,028,743,368.61-219,573,040,275.69

Finding the Fourth Proportional to 371,770,940,230.86, 513,028,743,368.61 and 219,573,040,275.69

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Solution

The fourth proportional to 371,770,940,230.86, 513,028,743,368.61 and 219,573,040,275.69 is: 303,001,845,330.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,770,940,230.86 : 513,028,743,368.61 = 219,573,040,275.69 : x
  2. Step 2: Convert to fraction form
    371,770,940,230.86/513,028,743,368.61 = 219,573,040,275.69/x
  3. Step 3: Cross multiply
    371,770,940,230.86x = 513,028,743,368.61 × 219,573,040,275.69
  4. Step 4: Simplify right side
    371,770,940,230.86x = 112,647,280,930,262,437,855,232
  5. Step 5: Solve for x
    x = 112,647,280,930,262,437,855,232/371,770,940,230.86
  6. Step 6: Final answer
    x = 303,001,845,330.65

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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.