Home / 456,481,086.60-629,890,755.01-255,548,963.71

Finding the Fourth Proportional to 456,481,086.60, 629,890,755.01 and 255,548,963.71

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Solution

The fourth proportional to 456,481,086.60, 629,890,755.01 and 255,548,963.71 is: 352,627,818.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,481,086.60 : 629,890,755.01 = 255,548,963.71 : x
  2. Step 2: Convert to fraction form
    456,481,086.60/629,890,755.01 = 255,548,963.71/x
  3. Step 3: Cross multiply
    456,481,086.60x = 629,890,755.01 × 255,548,963.71
  4. Step 4: Simplify right side
    456,481,086.60x = 160,967,929,693,463,488
  5. Step 5: Solve for x
    x = 160,967,929,693,463,488/456,481,086.60
  6. Step 6: Final answer
    x = 352,627,818.36

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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.