Home / 178,888,454.50-247,862,146.61-175,014,249.64

Finding the Fourth Proportional to 178,888,454.50, 247,862,146.61 and 175,014,249.64

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Solution

The fourth proportional to 178,888,454.50, 247,862,146.61 and 175,014,249.64 is: 242,494,171.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,888,454.50 : 247,862,146.61 = 175,014,249.64 : x
  2. Step 2: Convert to fraction form
    178,888,454.50/247,862,146.61 = 175,014,249.64/x
  3. Step 3: Cross multiply
    178,888,454.50x = 247,862,146.61 × 175,014,249.64
  4. Step 4: Simplify right side
    178,888,454.50x = 43,379,407,603,108,816
  5. Step 5: Solve for x
    x = 43,379,407,603,108,816/178,888,454.50
  6. Step 6: Final answer
    x = 242,494,171.71

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.