Home / 122,262,944.20-168,800,311.56-75,902,393.32

Finding the Fourth Proportional to 122,262,944.20, 168,800,311.56 and 75,902,393.32

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Solution

The fourth proportional to 122,262,944.20, 168,800,311.56 and 75,902,393.32 is: 104,793,383.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,262,944.20 : 168,800,311.56 = 75,902,393.32 : x
  2. Step 2: Convert to fraction form
    122,262,944.20/168,800,311.56 = 75,902,393.32/x
  3. Step 3: Cross multiply
    122,262,944.20x = 168,800,311.56 × 75,902,393.32
  4. Step 4: Simplify right side
    122,262,944.20x = 12,812,347,640,428,296
  5. Step 5: Solve for x
    x = 12,812,347,640,428,296/122,262,944.20
  6. Step 6: Final answer
    x = 104,793,383.84

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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.