Home / 329,302,136.89-454,538,709.71-211,827,469.69

Finding the Fourth Proportional to 329,302,136.89, 454,538,709.71 and 211,827,469.69

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Solution

The fourth proportional to 329,302,136.89, 454,538,709.71 and 211,827,469.69 is: 292,387,367.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,302,136.89 : 454,538,709.71 = 211,827,469.69 : x
  2. Step 2: Convert to fraction form
    329,302,136.89/454,538,709.71 = 211,827,469.69/x
  3. Step 3: Cross multiply
    329,302,136.89x = 454,538,709.71 × 211,827,469.69
  4. Step 4: Simplify right side
    329,302,136.89x = 96,283,784,754,026,736
  5. Step 5: Solve for x
    x = 96,283,784,754,026,736/329,302,136.89
  6. Step 6: Final answer
    x = 292,387,367.00

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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.