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Finding the Fourth Proportional to 655,358,383.92, 904,391,811 and 362,002,951.92

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Solution

The fourth proportional to 655,358,383.92, 904,391,811 and 362,002,951.92 is: 499,562,549.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,358,383.92 : 904,391,811 = 362,002,951.92 : x
  2. Step 2: Convert to fraction form
    655,358,383.92/904,391,811 = 362,002,951.92/x
  3. Step 3: Cross multiply
    655,358,383.92x = 904,391,811 × 362,002,951.92
  4. Step 4: Simplify right side
    655,358,383.92x = 327,392,505,274,274,752
  5. Step 5: Solve for x
    x = 327,392,505,274,274,752/655,358,383.92
  6. Step 6: Final answer
    x = 499,562,549.75

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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.