Home / 297,661,541.88-446,491,312.38-76,332,636.84

Finding the Fourth Proportional to 297,661,541.88, 446,491,312.38 and 76,332,636.84

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Solution

The fourth proportional to 297,661,541.88, 446,491,312.38 and 76,332,636.84 is: 114,498,698.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,661,541.88 : 446,491,312.38 = 76,332,636.84 : x
  2. Step 2: Convert to fraction form
    297,661,541.88/446,491,312.38 = 76,332,636.84/x
  3. Step 3: Cross multiply
    297,661,541.88x = 446,491,312.38 × 76,332,636.84
  4. Step 4: Simplify right side
    297,661,541.88x = 34,081,859,200,117,536
  5. Step 5: Solve for x
    x = 34,081,859,200,117,536/297,661,541.88
  6. Step 6: Final answer
    x = 114,498,698.71

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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.