Home / 1,083,463,042.28-1,495,271,212.25-613,647,940.64

Finding the Fourth Proportional to 1,083,463,042.28, 1,495,271,212.25 and 613,647,940.64

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Solution

The fourth proportional to 1,083,463,042.28, 1,495,271,212.25 and 613,647,940.64 is: 846,886,385.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,083,463,042.28 : 1,495,271,212.25 = 613,647,940.64 : x
  2. Step 2: Convert to fraction form
    1,083,463,042.28/1,495,271,212.25 = 613,647,940.64/x
  3. Step 3: Cross multiply
    1,083,463,042.28x = 1,495,271,212.25 × 613,647,940.64
  4. Step 4: Simplify right side
    1,083,463,042.28x = 917,570,100,084,944,128
  5. Step 5: Solve for x
    x = 917,570,100,084,944,128/1,083,463,042.28
  6. Step 6: Final answer
    x = 846,886,385.86

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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.