Home / 125,396,314.89-173,104,825.84-75,184,295.29

Finding the Fourth Proportional to 125,396,314.89, 173,104,825.84 and 75,184,295.29

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Solution

The fourth proportional to 125,396,314.89, 173,104,825.84 and 75,184,295.29 is: 103,789,049.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,396,314.89 : 173,104,825.84 = 75,184,295.29 : x
  2. Step 2: Convert to fraction form
    125,396,314.89/173,104,825.84 = 75,184,295.29/x
  3. Step 3: Cross multiply
    125,396,314.89x = 173,104,825.84 × 75,184,295.29
  4. Step 4: Simplify right side
    125,396,314.89x = 13,014,764,342,078,584
  5. Step 5: Solve for x
    x = 13,014,764,342,078,584/125,396,314.89
  6. Step 6: Final answer
    x = 103,789,049.57

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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.