Home / 302,783,423.76-454,251,738.24-84,433,789.44

Finding the Fourth Proportional to 302,783,423.76, 454,251,738.24 and 84,433,789.44

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Solution

The fourth proportional to 302,783,423.76, 454,251,738.24 and 84,433,789.44 is: 126,672,045.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,783,423.76 : 454,251,738.24 = 84,433,789.44 : x
  2. Step 2: Convert to fraction form
    302,783,423.76/454,251,738.24 = 84,433,789.44/x
  3. Step 3: Cross multiply
    302,783,423.76x = 454,251,738.24 × 84,433,789.44
  4. Step 4: Simplify right side
    302,783,423.76x = 38,354,195,619,310,152
  5. Step 5: Solve for x
    x = 38,354,195,619,310,152/302,783,423.76
  6. Step 6: Final answer
    x = 126,672,045.46

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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.