Home / 193,562,229.72-267,115,730.22-106,642,101.72

Finding the Fourth Proportional to 193,562,229.72, 267,115,730.22 and 106,642,101.72

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Solution

The fourth proportional to 193,562,229.72, 267,115,730.22 and 106,642,101.72 is: 147,166,019.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,562,229.72 : 267,115,730.22 = 106,642,101.72 : x
  2. Step 2: Convert to fraction form
    193,562,229.72/267,115,730.22 = 106,642,101.72/x
  3. Step 3: Cross multiply
    193,562,229.72x = 267,115,730.22 × 106,642,101.72
  4. Step 4: Simplify right side
    193,562,229.72x = 28,485,782,873,133,316
  5. Step 5: Solve for x
    x = 28,485,782,873,133,316/193,562,229.72
  6. Step 6: Final answer
    x = 147,166,019.50

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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.