Home / 379,708,174.16-523,965,606.44-351,945,696.32

Finding the Fourth Proportional to 379,708,174.16, 523,965,606.44 and 351,945,696.32

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Solution

The fourth proportional to 379,708,174.16, 523,965,606.44 and 351,945,696.32 is: 485,655,702.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,708,174.16 : 523,965,606.44 = 351,945,696.32 : x
  2. Step 2: Convert to fraction form
    379,708,174.16/523,965,606.44 = 351,945,696.32/x
  3. Step 3: Cross multiply
    379,708,174.16x = 523,965,606.44 × 351,945,696.32
  4. Step 4: Simplify right side
    379,708,174.16x = 184,407,440,206,256,864
  5. Step 5: Solve for x
    x = 184,407,440,206,256,864/379,708,174.16
  6. Step 6: Final answer
    x = 485,655,702.87

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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.