Home / 627,670,456.94-941,641,887.65-190,959,791.51

Finding the Fourth Proportional to 627,670,456.94, 941,641,887.65 and 190,959,791.51

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Solution

The fourth proportional to 627,670,456.94, 941,641,887.65 and 190,959,791.51 is: 286,481,124.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,670,456.94 : 941,641,887.65 = 190,959,791.51 : x
  2. Step 2: Convert to fraction form
    627,670,456.94/941,641,887.65 = 190,959,791.51/x
  3. Step 3: Cross multiply
    627,670,456.94x = 941,641,887.65 × 190,959,791.51
  4. Step 4: Simplify right side
    627,670,456.94x = 179,815,738,537,063,840
  5. Step 5: Solve for x
    x = 179,815,738,537,063,840/627,670,456.94
  6. Step 6: Final answer
    x = 286,481,124.85

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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.