Home / 126,167,666.73-174,107,473.43-71,162,731.05

Finding the Fourth Proportional to 126,167,666.73, 174,107,473.43 and 71,162,731.05

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Solution

The fourth proportional to 126,167,666.73, 174,107,473.43 and 71,162,731.05 is: 98,202,365.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,167,666.73 : 174,107,473.43 = 71,162,731.05 : x
  2. Step 2: Convert to fraction form
    126,167,666.73/174,107,473.43 = 71,162,731.05/x
  3. Step 3: Cross multiply
    126,167,666.73x = 174,107,473.43 × 71,162,731.05
  4. Step 4: Simplify right side
    126,167,666.73x = 12,389,963,305,138,298
  5. Step 5: Solve for x
    x = 12,389,963,305,138,298/126,167,666.73
  6. Step 6: Final answer
    x = 98,202,365.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.