Home / 76,804,914.20-115,207,371.30-50,976,881.60

Finding the Fourth Proportional to 76,804,914.20, 115,207,371.30 and 50,976,881.60

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Solution

The fourth proportional to 76,804,914.20, 115,207,371.30 and 50,976,881.60 is: 76,465,322.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,804,914.20 : 115,207,371.30 = 50,976,881.60 : x
  2. Step 2: Convert to fraction form
    76,804,914.20/115,207,371.30 = 50,976,881.60/x
  3. Step 3: Cross multiply
    76,804,914.20x = 115,207,371.30 × 50,976,881.60
  4. Step 4: Simplify right side
    76,804,914.20x = 5,872,912,526,207,338
  5. Step 5: Solve for x
    x = 5,872,912,526,207,338/76,804,914.20
  6. Step 6: Final answer
    x = 76,465,322.40

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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.