Home / 133,333,272.48-199,601,435.76-80,651,513.28

Finding the Fourth Proportional to 133,333,272.48, 199,601,435.76 and 80,651,513.28

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Solution

The fourth proportional to 133,333,272.48, 199,601,435.76 and 80,651,513.28 is: 120,736,238.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,333,272.48 : 199,601,435.76 = 80,651,513.28 : x
  2. Step 2: Convert to fraction form
    133,333,272.48/199,601,435.76 = 80,651,513.28/x
  3. Step 3: Cross multiply
    133,333,272.48x = 199,601,435.76 × 80,651,513.28
  4. Step 4: Simplify right side
    133,333,272.48x = 16,098,157,846,904,706
  5. Step 5: Solve for x
    x = 16,098,157,846,904,706/133,333,272.48
  6. Step 6: Final answer
    x = 120,736,238.96

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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.