Home / 156,044,167.88-234,151,945.82-90,545,393.32

Finding the Fourth Proportional to 156,044,167.88, 234,151,945.82 and 90,545,393.32

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Solution

The fourth proportional to 156,044,167.88, 234,151,945.82 and 90,545,393.32 is: 135,867,814.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,044,167.88 : 234,151,945.82 = 90,545,393.32 : x
  2. Step 2: Convert to fraction form
    156,044,167.88/234,151,945.82 = 90,545,393.32/x
  3. Step 3: Cross multiply
    156,044,167.88x = 234,151,945.82 × 90,545,393.32
  4. Step 4: Simplify right side
    156,044,167.88x = 21,201,380,030,915,228
  5. Step 5: Solve for x
    x = 21,201,380,030,915,228/156,044,167.88
  6. Step 6: Final answer
    x = 135,867,814.34

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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.