Home / 408,027,772.10-563,078,534.24-231,816,075.46

Finding the Fourth Proportional to 408,027,772.10, 563,078,534.24 and 231,816,075.46

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Solution

The fourth proportional to 408,027,772.10, 563,078,534.24 and 231,816,075.46 is: 319,906,302.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,027,772.10 : 563,078,534.24 = 231,816,075.46 : x
  2. Step 2: Convert to fraction form
    408,027,772.10/563,078,534.24 = 231,816,075.46/x
  3. Step 3: Cross multiply
    408,027,772.10x = 563,078,534.24 × 231,816,075.46
  4. Step 4: Simplify right side
    408,027,772.10x = 130,530,655,982,457,872
  5. Step 5: Solve for x
    x = 130,530,655,982,457,872/408,027,772.10
  6. Step 6: Final answer
    x = 319,906,302.73

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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.