Home / 99,322,550.70-148,990,123.53-31,167,932.46

Finding the Fourth Proportional to 99,322,550.70, 148,990,123.53 and 31,167,932.46

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Solution

The fourth proportional to 99,322,550.70, 148,990,123.53 and 31,167,932.46 is: 46,753,874.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,322,550.70 : 148,990,123.53 = 31,167,932.46 : x
  2. Step 2: Convert to fraction form
    99,322,550.70/148,990,123.53 = 31,167,932.46/x
  3. Step 3: Cross multiply
    99,322,550.70x = 148,990,123.53 × 31,167,932.46
  4. Step 4: Simplify right side
    99,322,550.70x = 4,643,714,107,390,097
  5. Step 5: Solve for x
    x = 4,643,714,107,390,097/99,322,550.70
  6. Step 6: Final answer
    x = 46,753,874.87

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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.