Home / 110,947,996.80-166,372,228.80-42,768,028.80

Finding the Fourth Proportional to 110,947,996.80, 166,372,228.80 and 42,768,028.80

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Solution

The fourth proportional to 110,947,996.80, 166,372,228.80 and 42,768,028.80 is: 64,132,859.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,947,996.80 : 166,372,228.80 = 42,768,028.80 : x
  2. Step 2: Convert to fraction form
    110,947,996.80/166,372,228.80 = 42,768,028.80/x
  3. Step 3: Cross multiply
    110,947,996.80x = 166,372,228.80 × 42,768,028.80
  4. Step 4: Simplify right side
    110,947,996.80x = 7,115,412,272,838,589
  5. Step 5: Solve for x
    x = 7,115,412,272,838,589/110,947,996.80
  6. Step 6: Final answer
    x = 64,132,859.34

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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.