Home / 126,007,901.04-189,022,513.32-35,131,568.88

Finding the Fourth Proportional to 126,007,901.04, 189,022,513.32 and 35,131,568.88

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Solution

The fourth proportional to 126,007,901.04, 189,022,513.32 and 35,131,568.88 is: 52,700,325.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,007,901.04 : 189,022,513.32 = 35,131,568.88 : x
  2. Step 2: Convert to fraction form
    126,007,901.04/189,022,513.32 = 35,131,568.88/x
  3. Step 3: Cross multiply
    126,007,901.04x = 189,022,513.32 × 35,131,568.88
  4. Step 4: Simplify right side
    126,007,901.04x = 6,640,657,446,572,298
  5. Step 5: Solve for x
    x = 6,640,657,446,572,298/126,007,901.04
  6. Step 6: Final answer
    x = 52,700,325.87

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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.