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Finding the Fourth Proportional to 604,463,192.89, 906,864,850.44 and 216,341,201.77

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Solution

The fourth proportional to 604,463,192.89, 906,864,850.44 and 216,341,201.77 is: 324,572,668.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,463,192.89 : 906,864,850.44 = 216,341,201.77 : x
  2. Step 2: Convert to fraction form
    604,463,192.89/906,864,850.44 = 216,341,201.77/x
  3. Step 3: Cross multiply
    604,463,192.89x = 906,864,850.44 × 216,341,201.77
  4. Step 4: Simplify right side
    604,463,192.89x = 196,192,231,584,893,760
  5. Step 5: Solve for x
    x = 196,192,231,584,893,760/604,463,192.89
  6. Step 6: Final answer
    x = 324,572,668.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.