Home / 591,389,940.22-816,369,415.63-368,481,754.46

Finding the Fourth Proportional to 591,389,940.22, 816,369,415.63 and 368,481,754.46

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Solution

The fourth proportional to 591,389,940.22, 816,369,415.63 and 368,481,754.46 is: 508,661,399.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,389,940.22 : 816,369,415.63 = 368,481,754.46 : x
  2. Step 2: Convert to fraction form
    591,389,940.22/816,369,415.63 = 368,481,754.46/x
  3. Step 3: Cross multiply
    591,389,940.22x = 816,369,415.63 × 368,481,754.46
  4. Step 4: Simplify right side
    591,389,940.22x = 300,817,234,559,947,072
  5. Step 5: Solve for x
    x = 300,817,234,559,947,072/591,389,940.22
  6. Step 6: Final answer
    x = 508,661,399.36

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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.