Home / 53,120,354,015.79-73,305,910,570.36-29,034,361,680.32

Finding the Fourth Proportional to 53,120,354,015.79, 73,305,910,570.36 and 29,034,361,680.32

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Solution

The fourth proportional to 53,120,354,015.79, 73,305,910,570.36 and 29,034,361,680.32 is: 40,067,321,843.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,120,354,015.79 : 73,305,910,570.36 = 29,034,361,680.32 : x
  2. Step 2: Convert to fraction form
    53,120,354,015.79/73,305,910,570.36 = 29,034,361,680.32/x
  3. Step 3: Cross multiply
    53,120,354,015.79x = 73,305,910,570.36 × 29,034,361,680.32
  4. Step 4: Simplify right side
    53,120,354,015.79x = 2,128,390,320,805,025,153,024
  5. Step 5: Solve for x
    x = 2,128,390,320,805,025,153,024/53,120,354,015.79
  6. Step 6: Final answer
    x = 40,067,321,843.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.