Home / 122,780,523-169,431,164.46-69,852,245.88

Finding the Fourth Proportional to 122,780,523, 169,431,164.46 and 69,852,245.88

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Solution

The fourth proportional to 122,780,523, 169,431,164.46 and 69,852,245.88 is: 96,392,710.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,780,523 : 169,431,164.46 = 69,852,245.88 : x
  2. Step 2: Convert to fraction form
    122,780,523/169,431,164.46 = 69,852,245.88/x
  3. Step 3: Cross multiply
    122,780,523x = 169,431,164.46 × 69,852,245.88
  4. Step 4: Simplify right side
    122,780,523x = 11,835,147,359,594,638
  5. Step 5: Solve for x
    x = 11,835,147,359,594,638/122,780,523
  6. Step 6: Final answer
    x = 96,392,710.10

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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.