Home / 101,970,235.34-140,718,945.01-55,560,489.26

Finding the Fourth Proportional to 101,970,235.34, 140,718,945.01 and 55,560,489.26

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Solution

The fourth proportional to 101,970,235.34, 140,718,945.01 and 55,560,489.26 is: 76,673,486.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,970,235.34 : 140,718,945.01 = 55,560,489.26 : x
  2. Step 2: Convert to fraction form
    101,970,235.34/140,718,945.01 = 55,560,489.26/x
  3. Step 3: Cross multiply
    101,970,235.34x = 140,718,945.01 × 55,560,489.26
  4. Step 4: Simplify right side
    101,970,235.34x = 7,818,413,432,203,041
  5. Step 5: Solve for x
    x = 7,818,413,432,203,041/101,970,235.34
  6. Step 6: Final answer
    x = 76,673,486.20

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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.