Home / 331,984,042.01-495,823,674.86-300,797,389.40

Finding the Fourth Proportional to 331,984,042.01, 495,823,674.86 and 300,797,389.40

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Solution

The fourth proportional to 331,984,042.01, 495,823,674.86 and 300,797,389.40 is: 449,245,891.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,984,042.01 : 495,823,674.86 = 300,797,389.40 : x
  2. Step 2: Convert to fraction form
    331,984,042.01/495,823,674.86 = 300,797,389.40/x
  3. Step 3: Cross multiply
    331,984,042.01x = 495,823,674.86 × 300,797,389.40
  4. Step 4: Simplify right side
    331,984,042.01x = 149,142,466,996,619,296
  5. Step 5: Solve for x
    x = 149,142,466,996,619,296/331,984,042.01
  6. Step 6: Final answer
    x = 449,245,891.75

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.