Home / 299,431,560.61-413,231,418.48-180,391,626.04

Finding the Fourth Proportional to 299,431,560.61, 413,231,418.48 and 180,391,626.04

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Solution

The fourth proportional to 299,431,560.61, 413,231,418.48 and 180,391,626.04 is: 248,950,001.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,431,560.61 : 413,231,418.48 = 180,391,626.04 : x
  2. Step 2: Convert to fraction form
    299,431,560.61/413,231,418.48 = 180,391,626.04/x
  3. Step 3: Cross multiply
    299,431,560.61x = 413,231,418.48 × 180,391,626.04
  4. Step 4: Simplify right side
    299,431,560.61x = 74,543,487,510,873,888
  5. Step 5: Solve for x
    x = 74,543,487,510,873,888/299,431,560.61
  6. Step 6: Final answer
    x = 248,950,001.66

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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.