Home / 165,642,122,505.43-248,442,619,279.73-44,640,143,821.93

Finding the Fourth Proportional to 165,642,122,505.43, 248,442,619,279.73 and 44,640,143,821.93

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Solution

The fourth proportional to 165,642,122,505.43, 248,442,619,279.73 and 44,640,143,821.93 is: 66,954,673,656.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,642,122,505.43 : 248,442,619,279.73 = 44,640,143,821.93 : x
  2. Step 2: Convert to fraction form
    165,642,122,505.43/248,442,619,279.73 = 44,640,143,821.93/x
  3. Step 3: Cross multiply
    165,642,122,505.43x = 248,442,619,279.73 × 44,640,143,821.93
  4. Step 4: Simplify right side
    165,642,122,505.43x = 11,090,514,256,142,905,901,056
  5. Step 5: Solve for x
    x = 11,090,514,256,142,905,901,056/165,642,122,505.43
  6. Step 6: Final answer
    x = 66,954,673,656.63

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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.