Home / 627,661,426.23-866,151,032.94-345,377,469.18

Finding the Fourth Proportional to 627,661,426.23, 866,151,032.94 and 345,377,469.18

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Solution

The fourth proportional to 627,661,426.23, 866,151,032.94 and 345,377,469.18 is: 476,608,947.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,661,426.23 : 866,151,032.94 = 345,377,469.18 : x
  2. Step 2: Convert to fraction form
    627,661,426.23/866,151,032.94 = 345,377,469.18/x
  3. Step 3: Cross multiply
    627,661,426.23x = 866,151,032.94 × 345,377,469.18
  4. Step 4: Simplify right side
    627,661,426.23x = 299,149,051,684,460,032
  5. Step 5: Solve for x
    x = 299,149,051,684,460,032/627,661,426.23
  6. Step 6: Final answer
    x = 476,608,947.41

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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.