Home / 325,843,239.48-488,900,213.46-131,891,759.16

Finding the Fourth Proportional to 325,843,239.48, 488,900,213.46 and 131,891,759.16

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Solution

The fourth proportional to 325,843,239.48, 488,900,213.46 and 131,891,759.16 is: 197,892,426.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,843,239.48 : 488,900,213.46 = 131,891,759.16 : x
  2. Step 2: Convert to fraction form
    325,843,239.48/488,900,213.46 = 131,891,759.16/x
  3. Step 3: Cross multiply
    325,843,239.48x = 488,900,213.46 × 131,891,759.16
  4. Step 4: Simplify right side
    325,843,239.48x = 64,481,909,206,938,904
  5. Step 5: Solve for x
    x = 64,481,909,206,938,904/325,843,239.48
  6. Step 6: Final answer
    x = 197,892,426.16

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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.