Home / 316,086,408.71-436,189,774.43-174,963,413.69

Finding the Fourth Proportional to 316,086,408.71, 436,189,774.43 and 174,963,413.69

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Solution

The fourth proportional to 316,086,408.71, 436,189,774.43 and 174,963,413.69 is: 241,444,269.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,086,408.71 : 436,189,774.43 = 174,963,413.69 : x
  2. Step 2: Convert to fraction form
    316,086,408.71/436,189,774.43 = 174,963,413.69/x
  3. Step 3: Cross multiply
    316,086,408.71x = 436,189,774.43 × 174,963,413.69
  4. Step 4: Simplify right side
    316,086,408.71x = 76,317,251,950,943,872
  5. Step 5: Solve for x
    x = 76,317,251,950,943,872/316,086,408.71
  6. Step 6: Final answer
    x = 241,444,269.19

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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.