Home / 413,663,252.13-570,855,020.04-225,491,905.89

Finding the Fourth Proportional to 413,663,252.13, 570,855,020.04 and 225,491,905.89

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Solution

The fourth proportional to 413,663,252.13, 570,855,020.04 and 225,491,905.89 is: 311,178,684.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,663,252.13 : 570,855,020.04 = 225,491,905.89 : x
  2. Step 2: Convert to fraction form
    413,663,252.13/570,855,020.04 = 225,491,905.89/x
  3. Step 3: Cross multiply
    413,663,252.13x = 570,855,020.04 × 225,491,905.89
  4. Step 4: Simplify right side
    413,663,252.13x = 128,723,186,455,693,728
  5. Step 5: Solve for x
    x = 128,723,186,455,693,728/413,663,252.13
  6. Step 6: Final answer
    x = 311,178,684.09

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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.