Home / 1,027,475,815.30-1,417,916,634.51-557,577,135.52

Finding the Fourth Proportional to 1,027,475,815.30, 1,417,916,634.51 and 557,577,135.52

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Solution

The fourth proportional to 1,027,475,815.30, 1,417,916,634.51 and 557,577,135.52 is: 769,456,452.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,475,815.30 : 1,417,916,634.51 = 557,577,135.52 : x
  2. Step 2: Convert to fraction form
    1,027,475,815.30/1,417,916,634.51 = 557,577,135.52/x
  3. Step 3: Cross multiply
    1,027,475,815.30x = 1,417,916,634.51 × 557,577,135.52
  4. Step 4: Simplify right side
    1,027,475,815.30x = 790,597,895,476,244,608
  5. Step 5: Solve for x
    x = 790,597,895,476,244,608/1,027,475,815.30
  6. Step 6: Final answer
    x = 769,456,452.12

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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.