Home / 704,467,976.33-972,177,515.82-386,957,580.71

Finding the Fourth Proportional to 704,467,976.33, 972,177,515.82 and 386,957,580.71

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Solution

The fourth proportional to 704,467,976.33, 972,177,515.82 and 386,957,580.71 is: 534,007,892.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,467,976.33 : 972,177,515.82 = 386,957,580.71 : x
  2. Step 2: Convert to fraction form
    704,467,976.33/972,177,515.82 = 386,957,580.71/x
  3. Step 3: Cross multiply
    704,467,976.33x = 972,177,515.82 × 386,957,580.71
  4. Step 4: Simplify right side
    704,467,976.33x = 376,191,459,537,504,064
  5. Step 5: Solve for x
    x = 376,191,459,537,504,064/704,467,976.33
  6. Step 6: Final answer
    x = 534,007,892.73

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.