Home / 122,999,176.35-169,739,631-67,244,716.89

Finding the Fourth Proportional to 122,999,176.35, 169,739,631 and 67,244,716.89

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Solution

The fourth proportional to 122,999,176.35, 169,739,631 and 67,244,716.89 is: 92,798,128.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,999,176.35 : 169,739,631 = 67,244,716.89 : x
  2. Step 2: Convert to fraction form
    122,999,176.35/169,739,631 = 67,244,716.89/x
  3. Step 3: Cross multiply
    122,999,176.35x = 169,739,631 × 67,244,716.89
  4. Step 4: Simplify right side
    122,999,176.35x = 11,414,093,431,608,068
  5. Step 5: Solve for x
    x = 11,414,093,431,608,068/122,999,176.35
  6. Step 6: Final answer
    x = 92,798,128.98

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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.