Home / 353,761,822.94-488,193,252.46-205,171,017.75

Finding the Fourth Proportional to 353,761,822.94, 488,193,252.46 and 205,171,017.75

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Solution

The fourth proportional to 353,761,822.94, 488,193,252.46 and 205,171,017.75 is: 283,137,127.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,761,822.94 : 488,193,252.46 = 205,171,017.75 : x
  2. Step 2: Convert to fraction form
    353,761,822.94/488,193,252.46 = 205,171,017.75/x
  3. Step 3: Cross multiply
    353,761,822.94x = 488,193,252.46 × 205,171,017.75
  4. Step 4: Simplify right side
    353,761,822.94x = 100,163,106,465,387,952
  5. Step 5: Solve for x
    x = 100,163,106,465,387,952/353,761,822.94
  6. Step 6: Final answer
    x = 283,137,127.78

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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.