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Finding the Fourth Proportional to 516,643,469.25, 775,328,361.80 and 467,247,362.37

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Solution

The fourth proportional to 516,643,469.25, 775,328,361.80 and 467,247,362.37 is: 701,199,480.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,643,469.25 : 775,328,361.80 = 467,247,362.37 : x
  2. Step 2: Convert to fraction form
    516,643,469.25/775,328,361.80 = 467,247,362.37/x
  3. Step 3: Cross multiply
    516,643,469.25x = 775,328,361.80 × 467,247,362.37
  4. Step 4: Simplify right side
    516,643,469.25x = 362,270,132,019,366,784
  5. Step 5: Solve for x
    x = 362,270,132,019,366,784/516,643,469.25
  6. Step 6: Final answer
    x = 701,199,480.07

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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.