Home / 210,198,228.93-290,067,935.90-116,110,350.86

Finding the Fourth Proportional to 210,198,228.93, 290,067,935.90 and 116,110,350.86

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Solution

The fourth proportional to 210,198,228.93, 290,067,935.90 and 116,110,350.86 is: 160,229,179.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,198,228.93 : 290,067,935.90 = 116,110,350.86 : x
  2. Step 2: Convert to fraction form
    210,198,228.93/290,067,935.90 = 116,110,350.86/x
  3. Step 3: Cross multiply
    210,198,228.93x = 290,067,935.90 × 116,110,350.86
  4. Step 4: Simplify right side
    210,198,228.93x = 33,679,889,808,554,096
  5. Step 5: Solve for x
    x = 33,679,889,808,554,096/210,198,228.93
  6. Step 6: Final answer
    x = 160,229,179.76

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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.