Home / 481,661,266.39-664,710,818.70-269,972,009.57

Finding the Fourth Proportional to 481,661,266.39, 664,710,818.70 and 269,972,009.57

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Solution

The fourth proportional to 481,661,266.39, 664,710,818.70 and 269,972,009.57 is: 372,571,614.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,661,266.39 : 664,710,818.70 = 269,972,009.57 : x
  2. Step 2: Convert to fraction form
    481,661,266.39/664,710,818.70 = 269,972,009.57/x
  3. Step 3: Cross multiply
    481,661,266.39x = 664,710,818.70 × 269,972,009.57
  4. Step 4: Simplify right side
    481,661,266.39x = 179,453,315,510,033,120
  5. Step 5: Solve for x
    x = 179,453,315,510,033,120/481,661,266.39
  6. Step 6: Final answer
    x = 372,571,614.19

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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.