Home / 85,202,634.60-127,673,890.20-50,590,876.14

Finding the Fourth Proportional to 85,202,634.60, 127,673,890.20 and 50,590,876.14

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Solution

The fourth proportional to 85,202,634.60, 127,673,890.20 and 50,590,876.14 is: 75,809,087.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,202,634.60 : 127,673,890.20 = 50,590,876.14 : x
  2. Step 2: Convert to fraction form
    85,202,634.60/127,673,890.20 = 50,590,876.14/x
  3. Step 3: Cross multiply
    85,202,634.60x = 127,673,890.20 × 50,590,876.14
  4. Step 4: Simplify right side
    85,202,634.60x = 6,459,133,965,420,160
  5. Step 5: Solve for x
    x = 6,459,133,965,420,160/85,202,634.60
  6. Step 6: Final answer
    x = 75,809,087.31

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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.