Home / 196,346,604.96-270,959,136.12-108,238,668.66

Finding the Fourth Proportional to 196,346,604.96, 270,959,136.12 and 108,238,668.66

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Solution

The fourth proportional to 196,346,604.96, 270,959,136.12 and 108,238,668.66 is: 149,369,815.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,346,604.96 : 270,959,136.12 = 108,238,668.66 : x
  2. Step 2: Convert to fraction form
    196,346,604.96/270,959,136.12 = 108,238,668.66/x
  3. Step 3: Cross multiply
    196,346,604.96x = 270,959,136.12 × 108,238,668.66
  4. Step 4: Simplify right side
    196,346,604.96x = 29,328,256,154,892,516
  5. Step 5: Solve for x
    x = 29,328,256,154,892,516/196,346,604.96
  6. Step 6: Final answer
    x = 149,369,815.49

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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.