Home / 218,201,424.30-327,302,136.45-136,412,654.40

Finding the Fourth Proportional to 218,201,424.30, 327,302,136.45 and 136,412,654.40

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Solution

The fourth proportional to 218,201,424.30, 327,302,136.45 and 136,412,654.40 is: 204,618,981.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,201,424.30 : 327,302,136.45 = 136,412,654.40 : x
  2. Step 2: Convert to fraction form
    218,201,424.30/327,302,136.45 = 136,412,654.40/x
  3. Step 3: Cross multiply
    218,201,424.30x = 327,302,136.45 × 136,412,654.40
  4. Step 4: Simplify right side
    218,201,424.30x = 44,648,153,223,935,496
  5. Step 5: Solve for x
    x = 44,648,153,223,935,496/218,201,424.30
  6. Step 6: Final answer
    x = 204,618,981.60

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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.