Home / 308,093,781.56-425,169,782.01-166,965,001.24

Finding the Fourth Proportional to 308,093,781.56, 425,169,782.01 and 166,965,001.24

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Solution

The fourth proportional to 308,093,781.56, 425,169,782.01 and 166,965,001.24 is: 230,411,898.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,093,781.56 : 425,169,782.01 = 166,965,001.24 : x
  2. Step 2: Convert to fraction form
    308,093,781.56/425,169,782.01 = 166,965,001.24/x
  3. Step 3: Cross multiply
    308,093,781.56x = 425,169,782.01 × 166,965,001.24
  4. Step 4: Simplify right side
    308,093,781.56x = 70,988,473,179,447,256
  5. Step 5: Solve for x
    x = 70,988,473,179,447,256/308,093,781.56
  6. Step 6: Final answer
    x = 230,411,898.68

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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.