Home / 222,309,422.75-306,788,804.66-123,191,825.76

Finding the Fourth Proportional to 222,309,422.75, 306,788,804.66 and 123,191,825.76

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Solution

The fourth proportional to 222,309,422.75, 306,788,804.66 and 123,191,825.76 is: 170,005,717.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,309,422.75 : 306,788,804.66 = 123,191,825.76 : x
  2. Step 2: Convert to fraction form
    222,309,422.75/306,788,804.66 = 123,191,825.76/x
  3. Step 3: Cross multiply
    222,309,422.75x = 306,788,804.66 × 123,191,825.76
  4. Step 4: Simplify right side
    222,309,422.75x = 37,793,872,968,177,432
  5. Step 5: Solve for x
    x = 37,793,872,968,177,432/222,309,422.75
  6. Step 6: Final answer
    x = 170,005,717.71

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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.