Home / 202,335,002.56-279,223,144.30-109,515,510.41

Finding the Fourth Proportional to 202,335,002.56, 279,223,144.30 and 109,515,510.41

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Solution

The fourth proportional to 202,335,002.56, 279,223,144.30 and 109,515,510.41 is: 151,131,859.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,335,002.56 : 279,223,144.30 = 109,515,510.41 : x
  2. Step 2: Convert to fraction form
    202,335,002.56/279,223,144.30 = 109,515,510.41/x
  3. Step 3: Cross multiply
    202,335,002.56x = 279,223,144.30 × 109,515,510.41
  4. Step 4: Simplify right side
    202,335,002.56x = 30,579,265,165,482,600
  5. Step 5: Solve for x
    x = 30,579,265,165,482,600/202,335,002.56
  6. Step 6: Final answer
    x = 151,131,859.43

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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.