Home / 193,728,121.74-267,344,731.24-105,622,191.41

Finding the Fourth Proportional to 193,728,121.74, 267,344,731.24 and 105,622,191.41

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Solution

The fourth proportional to 193,728,121.74, 267,344,731.24 and 105,622,191.41 is: 145,758,582.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,728,121.74 : 267,344,731.24 = 105,622,191.41 : x
  2. Step 2: Convert to fraction form
    193,728,121.74/267,344,731.24 = 105,622,191.41/x
  3. Step 3: Cross multiply
    193,728,121.74x = 267,344,731.24 × 105,622,191.41
  4. Step 4: Simplify right side
    193,728,121.74x = 28,237,536,373,885,508
  5. Step 5: Solve for x
    x = 28,237,536,373,885,508/193,728,121.74
  6. Step 6: Final answer
    x = 145,758,582.29

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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.