Home / 165,642,122,509.30-248,442,619,285.52-44,640,143,825.78

Finding the Fourth Proportional to 165,642,122,509.30, 248,442,619,285.52 and 44,640,143,825.78

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Solution

The fourth proportional to 165,642,122,509.30, 248,442,619,285.52 and 44,640,143,825.78 is: 66,954,673,662.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,642,122,509.30 : 248,442,619,285.52 = 44,640,143,825.78 : x
  2. Step 2: Convert to fraction form
    165,642,122,509.30/248,442,619,285.52 = 44,640,143,825.78/x
  3. Step 3: Cross multiply
    165,642,122,509.30x = 248,442,619,285.52 × 44,640,143,825.78
  4. Step 4: Simplify right side
    165,642,122,509.30x = 11,090,514,257,359,115,649,024
  5. Step 5: Solve for x
    x = 11,090,514,257,359,115,649,024/165,642,122,509.30
  6. Step 6: Final answer
    x = 66,954,673,662.41

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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.