Home / 123,163,625.62-169,958,887.77-67,408,932.07

Finding the Fourth Proportional to 123,163,625.62, 169,958,887.77 and 67,408,932.07

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Solution

The fourth proportional to 123,163,625.62, 169,958,887.77 and 67,408,932.07 is: 93,020,541.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,163,625.62 : 169,958,887.77 = 67,408,932.07 : x
  2. Step 2: Convert to fraction form
    123,163,625.62/169,958,887.77 = 67,408,932.07/x
  3. Step 3: Cross multiply
    123,163,625.62x = 169,958,887.77 × 67,408,932.07
  4. Step 4: Simplify right side
    123,163,625.62x = 11,456,747,120,380,684
  5. Step 5: Solve for x
    x = 11,456,747,120,380,684/123,163,625.62
  6. Step 6: Final answer
    x = 93,020,541.27

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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.