Home / 453,536,802.80-680,305,204.20-314,987,145.20

Finding the Fourth Proportional to 453,536,802.80, 680,305,204.20 and 314,987,145.20

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Solution

The fourth proportional to 453,536,802.80, 680,305,204.20 and 314,987,145.20 is: 472,480,717.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,536,802.80 : 680,305,204.20 = 314,987,145.20 : x
  2. Step 2: Convert to fraction form
    453,536,802.80/680,305,204.20 = 314,987,145.20/x
  3. Step 3: Cross multiply
    453,536,802.80x = 680,305,204.20 × 314,987,145.20
  4. Step 4: Simplify right side
    453,536,802.80x = 214,287,394,135,661,056
  5. Step 5: Solve for x
    x = 214,287,394,135,661,056/453,536,802.80
  6. Step 6: Final answer
    x = 472,480,717.80

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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.