Home / 156,044,166.88-234,151,944.32-90,545,392.32

Finding the Fourth Proportional to 156,044,166.88, 234,151,944.32 and 90,545,392.32

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Solution

The fourth proportional to 156,044,166.88, 234,151,944.32 and 90,545,392.32 is: 135,867,812.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,044,166.88 : 234,151,944.32 = 90,545,392.32 : x
  2. Step 2: Convert to fraction form
    156,044,166.88/234,151,944.32 = 90,545,392.32/x
  3. Step 3: Cross multiply
    156,044,166.88x = 234,151,944.32 × 90,545,392.32
  4. Step 4: Simplify right side
    156,044,166.88x = 21,201,379,660,945,192
  5. Step 5: Solve for x
    x = 21,201,379,660,945,192/156,044,166.88
  6. Step 6: Final answer
    x = 135,867,812.84

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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.