Home / 1,378,372,002.28-2,068,553,972.23-548,847,582.59

Finding the Fourth Proportional to 1,378,372,002.28, 2,068,553,972.23 and 548,847,582.59

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Solution

The fourth proportional to 1,378,372,002.28, 2,068,553,972.23 and 548,847,582.59 is: 823,667,954.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,378,372,002.28 : 2,068,553,972.23 = 548,847,582.59 : x
  2. Step 2: Convert to fraction form
    1,378,372,002.28/2,068,553,972.23 = 548,847,582.59/x
  3. Step 3: Cross multiply
    1,378,372,002.28x = 2,068,553,972.23 × 548,847,582.59
  4. Step 4: Simplify right side
    1,378,372,002.28x = 1,135,320,847,119,176,704
  5. Step 5: Solve for x
    x = 1,135,320,847,119,176,704/1,378,372,002.28
  6. Step 6: Final answer
    x = 823,667,954.11

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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.