Home / 223,100,349.03-307,553,999.13-155,910,704.56

Finding the Fourth Proportional to 223,100,349.03, 307,553,999.13 and 155,910,704.56

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Solution

The fourth proportional to 223,100,349.03, 307,553,999.13 and 155,910,704.56 is: 214,930,012.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,100,349.03 : 307,553,999.13 = 155,910,704.56 : x
  2. Step 2: Convert to fraction form
    223,100,349.03/307,553,999.13 = 155,910,704.56/x
  3. Step 3: Cross multiply
    223,100,349.03x = 307,553,999.13 × 155,910,704.56
  4. Step 4: Simplify right side
    223,100,349.03x = 47,950,960,693,066,160
  5. Step 5: Solve for x
    x = 47,950,960,693,066,160/223,100,349.03
  6. Step 6: Final answer
    x = 214,930,012.00

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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.