Home / 631,542,626.94-945,466,690.32-368,422,644.90

Finding the Fourth Proportional to 631,542,626.94, 945,466,690.32 and 368,422,644.90

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Solution

The fourth proportional to 631,542,626.94, 945,466,690.32 and 368,422,644.90 is: 551,556,338.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,542,626.94 : 945,466,690.32 = 368,422,644.90 : x
  2. Step 2: Convert to fraction form
    631,542,626.94/945,466,690.32 = 368,422,644.90/x
  3. Step 3: Cross multiply
    631,542,626.94x = 945,466,690.32 × 368,422,644.90
  4. Step 4: Simplify right side
    631,542,626.94x = 348,331,338,712,543,616
  5. Step 5: Solve for x
    x = 348,331,338,712,543,616/631,542,626.94
  6. Step 6: Final answer
    x = 551,556,338.17

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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.