Home / 229,804,500.94-317,228,064.72-154,494,505.91

Finding the Fourth Proportional to 229,804,500.94, 317,228,064.72 and 154,494,505.91

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Solution

The fourth proportional to 229,804,500.94, 317,228,064.72 and 154,494,505.91 is: 213,268,203.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,804,500.94 : 317,228,064.72 = 154,494,505.91 : x
  2. Step 2: Convert to fraction form
    229,804,500.94/317,228,064.72 = 154,494,505.91/x
  3. Step 3: Cross multiply
    229,804,500.94x = 317,228,064.72 × 154,494,505.91
  4. Step 4: Simplify right side
    229,804,500.94x = 49,009,993,120,494,976
  5. Step 5: Solve for x
    x = 49,009,993,120,494,976/229,804,500.94
  6. Step 6: Final answer
    x = 213,268,203.71

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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.