Home / 380,296,216.04-525,241,003.62-256,323,198.44

Finding the Fourth Proportional to 380,296,216.04, 525,241,003.62 and 256,323,198.44

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Solution

The fourth proportional to 380,296,216.04, 525,241,003.62 and 256,323,198.44 is: 354,017,337.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,296,216.04 : 525,241,003.62 = 256,323,198.44 : x
  2. Step 2: Convert to fraction form
    380,296,216.04/525,241,003.62 = 256,323,198.44/x
  3. Step 3: Cross multiply
    380,296,216.04x = 525,241,003.62 × 256,323,198.44
  4. Step 4: Simplify right side
    380,296,216.04x = 134,631,453,999,714,016
  5. Step 5: Solve for x
    x = 134,631,453,999,714,016/380,296,216.04
  6. Step 6: Final answer
    x = 354,017,337.86

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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.