Home / 80,901,917.58-121,339,590.33-34,831,383.40

Finding the Fourth Proportional to 80,901,917.58, 121,339,590.33 and 34,831,383.40

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Solution

The fourth proportional to 80,901,917.58, 121,339,590.33 and 34,831,383.40 is: 52,241,354.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,901,917.58 : 121,339,590.33 = 34,831,383.40 : x
  2. Step 2: Convert to fraction form
    80,901,917.58/121,339,590.33 = 34,831,383.40/x
  3. Step 3: Cross multiply
    80,901,917.58x = 121,339,590.33 × 34,831,383.40
  4. Step 4: Simplify right side
    80,901,917.58x = 4,226,425,792,383,162.50
  5. Step 5: Solve for x
    x = 4,226,425,792,383,162.50/80,901,917.58
  6. Step 6: Final answer
    x = 52,241,354.95

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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.