Home / 101,546,372.20-140,130,064.91-55,135,564.06

Finding the Fourth Proportional to 101,546,372.20, 140,130,064.91 and 55,135,564.06

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Solution

The fourth proportional to 101,546,372.20, 140,130,064.91 and 55,135,564.06 is: 76,084,945.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,546,372.20 : 140,130,064.91 = 55,135,564.06 : x
  2. Step 2: Convert to fraction form
    101,546,372.20/140,130,064.91 = 55,135,564.06/x
  3. Step 3: Cross multiply
    101,546,372.20x = 140,130,064.91 × 55,135,564.06
  4. Step 4: Simplify right side
    101,546,372.20x = 7,726,150,170,577,263
  5. Step 5: Solve for x
    x = 7,726,150,170,577,263/101,546,372.20
  6. Step 6: Final answer
    x = 76,084,945.26

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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.