Home / 228,374,736-315,157,482-123,952,845.48

Finding the Fourth Proportional to 228,374,736, 315,157,482 and 123,952,845.48

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Solution

The fourth proportional to 228,374,736, 315,157,482 and 123,952,845.48 is: 171,055,114.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,374,736 : 315,157,482 = 123,952,845.48 : x
  2. Step 2: Convert to fraction form
    228,374,736/315,157,482 = 123,952,845.48/x
  3. Step 3: Cross multiply
    228,374,736x = 315,157,482 × 123,952,845.48
  4. Step 4: Simplify right side
    228,374,736x = 39,064,666,668,211,880
  5. Step 5: Solve for x
    x = 39,064,666,668,211,880/228,374,736
  6. Step 6: Final answer
    x = 171,055,114.73

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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.