Home / 461,811,620.94-637,058,418.39-285,543,270.06

Finding the Fourth Proportional to 461,811,620.94, 637,058,418.39 and 285,543,270.06

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Solution

The fourth proportional to 461,811,620.94, 637,058,418.39 and 285,543,270.06 is: 393,900,317.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,811,620.94 : 637,058,418.39 = 285,543,270.06 : x
  2. Step 2: Convert to fraction form
    461,811,620.94/637,058,418.39 = 285,543,270.06/x
  3. Step 3: Cross multiply
    461,811,620.94x = 637,058,418.39 × 285,543,270.06
  4. Step 4: Simplify right side
    461,811,620.94x = 181,907,744,006,332,224
  5. Step 5: Solve for x
    x = 181,907,744,006,332,224/461,811,620.94
  6. Step 6: Final answer
    x = 393,900,317.27

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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.