Home / 605,369,093.28-908,053,651.92-145,307,262.72

Finding the Fourth Proportional to 605,369,093.28, 908,053,651.92 and 145,307,262.72

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Solution

The fourth proportional to 605,369,093.28, 908,053,651.92 and 145,307,262.72 is: 217,960,896.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,369,093.28 : 908,053,651.92 = 145,307,262.72 : x
  2. Step 2: Convert to fraction form
    605,369,093.28/908,053,651.92 = 145,307,262.72/x
  3. Step 3: Cross multiply
    605,369,093.28x = 908,053,651.92 × 145,307,262.72
  4. Step 4: Simplify right side
    605,369,093.28x = 131,946,790,563,394,864
  5. Step 5: Solve for x
    x = 131,946,790,563,394,864/605,369,093.28
  6. Step 6: Final answer
    x = 217,960,896.96

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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.