Home / 1,084,641,290.82-1,495,291,922.45-727,472,893.88

Finding the Fourth Proportional to 1,084,641,290.82, 1,495,291,922.45 and 727,472,893.88

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Solution

The fourth proportional to 1,084,641,290.82, 1,495,291,922.45 and 727,472,893.88 is: 1,002,897,779.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,084,641,290.82 : 1,495,291,922.45 = 727,472,893.88 : x
  2. Step 2: Convert to fraction form
    1,084,641,290.82/1,495,291,922.45 = 727,472,893.88/x
  3. Step 3: Cross multiply
    1,084,641,290.82x = 1,495,291,922.45 × 727,472,893.88
  4. Step 4: Simplify right side
    1,084,641,290.82x = 1,087,784,342,025,647,104
  5. Step 5: Solve for x
    x = 1,087,784,342,025,647,104/1,084,641,290.82
  6. Step 6: Final answer
    x = 1,002,897,779.42

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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.