Home / 136,483,015.05-204,724,522.58-84,826,949.85

Finding the Fourth Proportional to 136,483,015.05, 204,724,522.58 and 84,826,949.85

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Solution

The fourth proportional to 136,483,015.05, 204,724,522.58 and 84,826,949.85 is: 127,240,424.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,483,015.05 : 204,724,522.58 = 84,826,949.85 : x
  2. Step 2: Convert to fraction form
    136,483,015.05/204,724,522.58 = 84,826,949.85/x
  3. Step 3: Cross multiply
    136,483,015.05x = 204,724,522.58 × 84,826,949.85
  4. Step 4: Simplify right side
    136,483,015.05x = 17,366,156,809,534,716
  5. Step 5: Solve for x
    x = 17,366,156,809,534,716/136,483,015.05
  6. Step 6: Final answer
    x = 127,240,424.78

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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.