Home / 2,687,331,480.84-3,710,108,251.44-2,389,150,123.20

Finding the Fourth Proportional to 2,687,331,480.84, 3,710,108,251.44 and 2,389,150,123.20

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Solution

The fourth proportional to 2,687,331,480.84, 3,710,108,251.44 and 2,389,150,123.20 is: 3,298,441,464.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,687,331,480.84 : 3,710,108,251.44 = 2,389,150,123.20 : x
  2. Step 2: Convert to fraction form
    2,687,331,480.84/3,710,108,251.44 = 2,389,150,123.20/x
  3. Step 3: Cross multiply
    2,687,331,480.84x = 3,710,108,251.44 × 2,389,150,123.20
  4. Step 4: Simplify right side
    2,687,331,480.84x = 8,864,005,586,013,211,648
  5. Step 5: Solve for x
    x = 8,864,005,586,013,211,648/2,687,331,480.84
  6. Step 6: Final answer
    x = 3,298,441,464.78

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1.5x scale

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.