Home / 839,808,002.70-1,259,712,004.05-226,454,229.90

Finding the Fourth Proportional to 839,808,002.70, 1,259,712,004.05 and 226,454,229.90

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Solution

The fourth proportional to 839,808,002.70, 1,259,712,004.05 and 226,454,229.90 is: 339,681,344.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,808,002.70 : 1,259,712,004.05 = 226,454,229.90 : x
  2. Step 2: Convert to fraction form
    839,808,002.70/1,259,712,004.05 = 226,454,229.90/x
  3. Step 3: Cross multiply
    839,808,002.70x = 1,259,712,004.05 × 226,454,229.90
  4. Step 4: Simplify right side
    839,808,002.70x = 285,267,111,772,928,416
  5. Step 5: Solve for x
    x = 285,267,111,772,928,416/839,808,002.70
  6. Step 6: Final answer
    x = 339,681,344.85

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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.