Home / 5,228,665,076.16-7,215,813,069.44-2,940,517,285.65

Finding the Fourth Proportional to 5,228,665,076.16, 7,215,813,069.44 and 2,940,517,285.65

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Solution

The fourth proportional to 5,228,665,076.16, 7,215,813,069.44 and 2,940,517,285.65 is: 4,058,057,410.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,228,665,076.16 : 7,215,813,069.44 = 2,940,517,285.65 : x
  2. Step 2: Convert to fraction form
    5,228,665,076.16/7,215,813,069.44 = 2,940,517,285.65/x
  3. Step 3: Cross multiply
    5,228,665,076.16x = 7,215,813,069.44 × 2,940,517,285.65
  4. Step 4: Simplify right side
    5,228,665,076.16x = 21,218,223,060,692,803,584
  5. Step 5: Solve for x
    x = 21,218,223,060,692,803,584/5,228,665,076.16
  6. Step 6: Final answer
    x = 4,058,057,410.76

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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.