Home / 77,202,882.90-115,804,324.35-26,084,163.60

Finding the Fourth Proportional to 77,202,882.90, 115,804,324.35 and 26,084,163.60

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Solution

The fourth proportional to 77,202,882.90, 115,804,324.35 and 26,084,163.60 is: 39,126,245.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,202,882.90 : 115,804,324.35 = 26,084,163.60 : x
  2. Step 2: Convert to fraction form
    77,202,882.90/115,804,324.35 = 26,084,163.60/x
  3. Step 3: Cross multiply
    77,202,882.90x = 115,804,324.35 × 26,084,163.60
  4. Step 4: Simplify right side
    77,202,882.90x = 3,020,658,941,932,863.50
  5. Step 5: Solve for x
    x = 3,020,658,941,932,863.50/77,202,882.90
  6. Step 6: Final answer
    x = 39,126,245.40

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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.