Home / 1,654,011,015.10-2,481,016,522.65-1,279,504,542.40

Finding the Fourth Proportional to 1,654,011,015.10, 2,481,016,522.65 and 1,279,504,542.40

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Solution

The fourth proportional to 1,654,011,015.10, 2,481,016,522.65 and 1,279,504,542.40 is: 1,919,256,813.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,654,011,015.10 : 2,481,016,522.65 = 1,279,504,542.40 : x
  2. Step 2: Convert to fraction form
    1,654,011,015.10/2,481,016,522.65 = 1,279,504,542.40/x
  3. Step 3: Cross multiply
    1,654,011,015.10x = 2,481,016,522.65 × 1,279,504,542.40
  4. Step 4: Simplify right side
    1,654,011,015.10x = 3,174,471,910,500,127,744
  5. Step 5: Solve for x
    x = 3,174,471,910,500,127,744/1,654,011,015.10
  6. Step 6: Final answer
    x = 1,919,256,813.60

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1.5x scale

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.