Home / 126,103,756.12-189,142,862.78-33,996,804.92

Finding the Fourth Proportional to 126,103,756.12, 189,142,862.78 and 33,996,804.92

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Solution

The fourth proportional to 126,103,756.12, 189,142,862.78 and 33,996,804.92 is: 50,991,764.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,103,756.12 : 189,142,862.78 = 33,996,804.92 : x
  2. Step 2: Convert to fraction form
    126,103,756.12/189,142,862.78 = 33,996,804.92/x
  3. Step 3: Cross multiply
    126,103,756.12x = 189,142,862.78 × 33,996,804.92
  4. Step 4: Simplify right side
    126,103,756.12x = 6,430,253,008,802,928
  5. Step 5: Solve for x
    x = 6,430,253,008,802,928/126,103,756.12
  6. Step 6: Final answer
    x = 50,991,764.30

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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.