Home / 481,345,418.40-722,086,683.98-149,381,109.40

Finding the Fourth Proportional to 481,345,418.40, 722,086,683.98 and 149,381,109.40

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Solution

The fourth proportional to 481,345,418.40, 722,086,683.98 and 149,381,109.40 is: 224,092,939.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,345,418.40 : 722,086,683.98 = 149,381,109.40 : x
  2. Step 2: Convert to fraction form
    481,345,418.40/722,086,683.98 = 149,381,109.40/x
  3. Step 3: Cross multiply
    481,345,418.40x = 722,086,683.98 × 149,381,109.40
  4. Step 4: Simplify right side
    481,345,418.40x = 107,866,109,935,899,616
  5. Step 5: Solve for x
    x = 107,866,109,935,899,616/481,345,418.40
  6. Step 6: Final answer
    x = 224,092,939.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.