Home / 123,210,453.44-170,031,769.44-68,207,228.48

Finding the Fourth Proportional to 123,210,453.44, 170,031,769.44 and 68,207,228.48

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Solution

The fourth proportional to 123,210,453.44, 170,031,769.44 and 68,207,228.48 is: 94,126,719.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,210,453.44 : 170,031,769.44 = 68,207,228.48 : x
  2. Step 2: Convert to fraction form
    123,210,453.44/170,031,769.44 = 68,207,228.48/x
  3. Step 3: Cross multiply
    123,210,453.44x = 170,031,769.44 × 68,207,228.48
  4. Step 4: Simplify right side
    123,210,453.44x = 11,597,395,747,052,762
  5. Step 5: Solve for x
    x = 11,597,395,747,052,762/123,210,453.44
  6. Step 6: Final answer
    x = 94,126,719.15

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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.