Home / 634,278,716.89-951,454,433.87-167,928,022.72

Finding the Fourth Proportional to 634,278,716.89, 951,454,433.87 and 167,928,022.72

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Solution

The fourth proportional to 634,278,716.89, 951,454,433.87 and 167,928,022.72 is: 251,901,660.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,278,716.89 : 951,454,433.87 = 167,928,022.72 : x
  2. Step 2: Convert to fraction form
    634,278,716.89/951,454,433.87 = 167,928,022.72/x
  3. Step 3: Cross multiply
    634,278,716.89x = 951,454,433.87 × 167,928,022.72
  4. Step 4: Simplify right side
    634,278,716.89x = 159,775,861,788,945,504
  5. Step 5: Solve for x
    x = 159,775,861,788,945,504/634,278,716.89
  6. Step 6: Final answer
    x = 251,901,660.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.