Home / 634,278,715.76-951,454,432.18-167,928,021.60

Finding the Fourth Proportional to 634,278,715.76, 951,454,432.18 and 167,928,021.60

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Solution

The fourth proportional to 634,278,715.76, 951,454,432.18 and 167,928,021.60 is: 251,901,658.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,278,715.76 : 951,454,432.18 = 167,928,021.60 : x
  2. Step 2: Convert to fraction form
    634,278,715.76/951,454,432.18 = 167,928,021.60/x
  3. Step 3: Cross multiply
    634,278,715.76x = 951,454,432.18 × 167,928,021.60
  4. Step 4: Simplify right side
    634,278,715.76x = 159,775,860,435,180,736
  5. Step 5: Solve for x
    x = 159,775,860,435,180,736/634,278,715.76
  6. Step 6: Final answer
    x = 251,901,658.47

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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.