Home / 84,069,383.86-126,109,395.87-35,538,190.66

Finding the Fourth Proportional to 84,069,383.86, 126,109,395.87 and 35,538,190.66

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Solution

The fourth proportional to 84,069,383.86, 126,109,395.87 and 35,538,190.66 is: 53,309,534.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,069,383.86 : 126,109,395.87 = 35,538,190.66 : x
  2. Step 2: Convert to fraction form
    84,069,383.86/126,109,395.87 = 35,538,190.66/x
  3. Step 3: Cross multiply
    84,069,383.86x = 126,109,395.87 × 35,538,190.66
  4. Step 4: Simplify right side
    84,069,383.86x = 4,481,699,754,445,476.50
  5. Step 5: Solve for x
    x = 4,481,699,754,445,476.50/84,069,383.86
  6. Step 6: Final answer
    x = 53,309,534.92

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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.