Home / 299,431,559.80-413,231,417.37-180,391,625.23

Finding the Fourth Proportional to 299,431,559.80, 413,231,417.37 and 180,391,625.23

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Solution

The fourth proportional to 299,431,559.80, 413,231,417.37 and 180,391,625.23 is: 248,950,000.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,431,559.80 : 413,231,417.37 = 180,391,625.23 : x
  2. Step 2: Convert to fraction form
    299,431,559.80/413,231,417.37 = 180,391,625.23/x
  3. Step 3: Cross multiply
    299,431,559.80x = 413,231,417.37 × 180,391,625.23
  4. Step 4: Simplify right side
    299,431,559.80x = 74,543,486,975,470,752
  5. Step 5: Solve for x
    x = 74,543,486,975,470,752/299,431,559.80
  6. Step 6: Final answer
    x = 248,950,000.55

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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.