Home / 455,741,977.72-683,612,974.68-110,693,279.40

Finding the Fourth Proportional to 455,741,977.72, 683,612,974.68 and 110,693,279.40

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Solution

The fourth proportional to 455,741,977.72, 683,612,974.68 and 110,693,279.40 is: 166,039,921.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,741,977.72 : 683,612,974.68 = 110,693,279.40 : x
  2. Step 2: Convert to fraction form
    455,741,977.72/683,612,974.68 = 110,693,279.40/x
  3. Step 3: Cross multiply
    455,741,977.72x = 683,612,974.68 × 110,693,279.40
  4. Step 4: Simplify right side
    455,741,977.72x = 75,671,362,007,718,368
  5. Step 5: Solve for x
    x = 75,671,362,007,718,368/455,741,977.72
  6. Step 6: Final answer
    x = 166,039,921.07

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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.