Home / 208,998,881.92-288,383,594.52-116,166,768.04

Finding the Fourth Proportional to 208,998,881.92, 288,383,594.52 and 116,166,768.04

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Solution

The fourth proportional to 208,998,881.92, 288,383,594.52 and 116,166,768.04 is: 160,290,762.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,998,881.92 : 288,383,594.52 = 116,166,768.04 : x
  2. Step 2: Convert to fraction form
    208,998,881.92/288,383,594.52 = 116,166,768.04/x
  3. Step 3: Cross multiply
    208,998,881.92x = 288,383,594.52 × 116,166,768.04
  4. Step 4: Simplify right side
    208,998,881.92x = 33,500,590,131,146,256
  5. Step 5: Solve for x
    x = 33,500,590,131,146,256/208,998,881.92
  6. Step 6: Final answer
    x = 160,290,762.44

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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.