Home / 126,102,625.40-189,147,208.98-33,984,885.51

Finding the Fourth Proportional to 126,102,625.40, 189,147,208.98 and 33,984,885.51

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Solution

The fourth proportional to 126,102,625.40, 189,147,208.98 and 33,984,885.51 is: 50,975,514.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,102,625.40 : 189,147,208.98 = 33,984,885.51 : x
  2. Step 2: Convert to fraction form
    126,102,625.40/189,147,208.98 = 33,984,885.51/x
  3. Step 3: Cross multiply
    126,102,625.40x = 189,147,208.98 × 33,984,885.51
  4. Step 4: Simplify right side
    126,102,625.40x = 6,428,146,241,721,343
  5. Step 5: Solve for x
    x = 6,428,146,241,721,343/126,102,625.40
  6. Step 6: Final answer
    x = 50,975,514.75

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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.