Home / 101,970,256.68-140,718,974.42-55,560,510.60

Finding the Fourth Proportional to 101,970,256.68, 140,718,974.42 and 55,560,510.60

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Solution

The fourth proportional to 101,970,256.68, 140,718,974.42 and 55,560,510.60 is: 76,673,515.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,970,256.68 : 140,718,974.42 = 55,560,510.60 : x
  2. Step 2: Convert to fraction form
    101,970,256.68/140,718,974.42 = 55,560,510.60/x
  3. Step 3: Cross multiply
    101,970,256.68x = 140,718,974.42 × 55,560,510.60
  4. Step 4: Simplify right side
    101,970,256.68x = 7,818,418,069,883,538
  5. Step 5: Solve for x
    x = 7,818,418,069,883,538/101,970,256.68
  6. Step 6: Final answer
    x = 76,673,515.64

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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.