Home / 1,002,209,858,589.40-1,383,049,528,155.30-545,471,617,400.67

Finding the Fourth Proportional to 1,002,209,858,589.40, 1,383,049,528,155.30 and 545,471,617,400.67

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Solution

The fourth proportional to 1,002,209,858,589.40, 1,383,049,528,155.30 and 545,471,617,400.67 is: 752,750,790,268.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,209,858,589.40 : 1,383,049,528,155.30 = 545,471,617,400.67 : x
  2. Step 2: Convert to fraction form
    1,002,209,858,589.40/1,383,049,528,155.30 = 545,471,617,400.67/x
  3. Step 3: Cross multiply
    1,002,209,858,589.40x = 1,383,049,528,155.30 × 545,471,617,400.67
  4. Step 4: Simplify right side
    1,002,209,858,589.40x = 754,414,263,068,104,912,273,408
  5. Step 5: Solve for x
    x = 754,414,263,068,104,912,273,408/1,002,209,858,589.40
  6. Step 6: Final answer
    x = 752,750,790,268.55

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Double scale
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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.