Home / 228,372,177.36-315,154,551.24-123,950,398.80

Finding the Fourth Proportional to 228,372,177.36, 315,154,551.24 and 123,950,398.80

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Solution

The fourth proportional to 228,372,177.36, 315,154,551.24 and 123,950,398.80 is: 171,052,064.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,372,177.36 : 315,154,551.24 = 123,950,398.80 : x
  2. Step 2: Convert to fraction form
    228,372,177.36/315,154,551.24 = 123,950,398.80/x
  3. Step 3: Cross multiply
    228,372,177.36x = 315,154,551.24 × 123,950,398.80
  4. Step 4: Simplify right side
    228,372,177.36x = 39,063,532,309,833,032
  5. Step 5: Solve for x
    x = 39,063,532,309,833,032/228,372,177.36
  6. Step 6: Final answer
    x = 171,052,064.05

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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.