Home / 123,560,486.34-170,514,757.43-67,809,517.71

Finding the Fourth Proportional to 123,560,486.34, 170,514,757.43 and 67,809,517.71

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Solution

The fourth proportional to 123,560,486.34, 170,514,757.43 and 67,809,517.71 is: 93,577,840.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,560,486.34 : 170,514,757.43 = 67,809,517.71 : x
  2. Step 2: Convert to fraction form
    123,560,486.34/170,514,757.43 = 67,809,517.71/x
  3. Step 3: Cross multiply
    123,560,486.34x = 170,514,757.43 × 67,809,517.71
  4. Step 4: Simplify right side
    123,560,486.34x = 11,562,523,463,765,938
  5. Step 5: Solve for x
    x = 11,562,523,463,765,938/123,560,486.34
  6. Step 6: Final answer
    x = 93,577,840.35

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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.