Home / 300,589,997.76-450,237,160.80-203,009,118.48

Finding the Fourth Proportional to 300,589,997.76, 450,237,160.80 and 203,009,118.48

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Solution

The fourth proportional to 300,589,997.76, 450,237,160.80 and 203,009,118.48 is: 304,076,149.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,589,997.76 : 450,237,160.80 = 203,009,118.48 : x
  2. Step 2: Convert to fraction form
    300,589,997.76/450,237,160.80 = 203,009,118.48/x
  3. Step 3: Cross multiply
    300,589,997.76x = 450,237,160.80 × 203,009,118.48
  4. Step 4: Simplify right side
    300,589,997.76x = 91,402,249,120,946,016
  5. Step 5: Solve for x
    x = 91,402,249,120,946,016/300,589,997.76
  6. Step 6: Final answer
    x = 304,076,149.58

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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.