Home / 123,633,825.76-170,606,144.94-68,625,352

Finding the Fourth Proportional to 123,633,825.76, 170,606,144.94 and 68,625,352

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Solution

The fourth proportional to 123,633,825.76, 170,606,144.94 and 68,625,352 is: 94,698,248.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,633,825.76 : 170,606,144.94 = 68,625,352 : x
  2. Step 2: Convert to fraction form
    123,633,825.76/170,606,144.94 = 68,625,352/x
  3. Step 3: Cross multiply
    123,633,825.76x = 170,606,144.94 × 68,625,352
  4. Step 4: Simplify right side
    123,633,825.76x = 11,707,906,749,870,518
  5. Step 5: Solve for x
    x = 11,707,906,749,870,518/123,633,825.76
  6. Step 6: Final answer
    x = 94,698,248.46

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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.