Home / 228,349,218-315,122,082.84-123,927,264.48

Finding the Fourth Proportional to 228,349,218, 315,122,082.84 and 123,927,264.48

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Solution

The fourth proportional to 228,349,218, 315,122,082.84 and 123,927,264.48 is: 171,019,712.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,349,218 : 315,122,082.84 = 123,927,264.48 : x
  2. Step 2: Convert to fraction form
    228,349,218/315,122,082.84 = 123,927,264.48/x
  3. Step 3: Cross multiply
    228,349,218x = 315,122,082.84 × 123,927,264.48
  4. Step 4: Simplify right side
    228,349,218x = 39,052,217,703,601,144
  5. Step 5: Solve for x
    x = 39,052,217,703,601,144/228,349,218
  6. Step 6: Final answer
    x = 171,019,712.90

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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.