Home / 219,176,660.40-302,453,042.92-120,057,847.44

Finding the Fourth Proportional to 219,176,660.40, 302,453,042.92 and 120,057,847.44

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Solution

The fourth proportional to 219,176,660.40, 302,453,042.92 and 120,057,847.44 is: 165,673,941.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,176,660.40 : 302,453,042.92 = 120,057,847.44 : x
  2. Step 2: Convert to fraction form
    219,176,660.40/302,453,042.92 = 120,057,847.44/x
  3. Step 3: Cross multiply
    219,176,660.40x = 302,453,042.92 × 120,057,847.44
  4. Step 4: Simplify right side
    219,176,660.40x = 36,311,861,284,653,136
  5. Step 5: Solve for x
    x = 36,311,861,284,653,136/219,176,660.40
  6. Step 6: Final answer
    x = 165,673,941.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.