Home / 77,084,456.63-115,656,947.96-33,923,383.74

Finding the Fourth Proportional to 77,084,456.63, 115,656,947.96 and 33,923,383.74

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Solution

The fourth proportional to 77,084,456.63, 115,656,947.96 and 33,923,383.74 is: 50,898,393.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,084,456.63 : 115,656,947.96 = 33,923,383.74 : x
  2. Step 2: Convert to fraction form
    77,084,456.63/115,656,947.96 = 33,923,383.74/x
  3. Step 3: Cross multiply
    77,084,456.63x = 115,656,947.96 × 33,923,383.74
  4. Step 4: Simplify right side
    77,084,456.63x = 3,923,475,027,674,673.50
  5. Step 5: Solve for x
    x = 3,923,475,027,674,673.50/77,084,456.63
  6. Step 6: Final answer
    x = 50,898,393.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.