Home / 84,168,777.08-126,289,537.25-45,261,754.26

Finding the Fourth Proportional to 84,168,777.08, 126,289,537.25 and 45,261,754.26

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Solution

The fourth proportional to 84,168,777.08, 126,289,537.25 and 45,261,754.26 is: 67,912,190.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,168,777.08 : 126,289,537.25 = 45,261,754.26 : x
  2. Step 2: Convert to fraction form
    84,168,777.08/126,289,537.25 = 45,261,754.26/x
  3. Step 3: Cross multiply
    84,168,777.08x = 126,289,537.25 × 45,261,754.26
  4. Step 4: Simplify right side
    84,168,777.08x = 5,716,086,000,392,307
  5. Step 5: Solve for x
    x = 5,716,086,000,392,307/84,168,777.08
  6. Step 6: Final answer
    x = 67,912,190.23

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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.