Home / 198,813,198,444.02-298,220,912,588.92-66,315,027,464.18

Finding the Fourth Proportional to 198,813,198,444.02, 298,220,912,588.92 and 66,315,027,464.18

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Solution

The fourth proportional to 198,813,198,444.02, 298,220,912,588.92 and 66,315,027,464.18 is: 99,472,913,083.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,813,198,444.02 : 298,220,912,588.92 = 66,315,027,464.18 : x
  2. Step 2: Convert to fraction form
    198,813,198,444.02/298,220,912,588.92 = 66,315,027,464.18/x
  3. Step 3: Cross multiply
    198,813,198,444.02x = 298,220,912,588.92 × 66,315,027,464.18
  4. Step 4: Simplify right side
    198,813,198,444.02x = 19,776,528,008,727,052,156,928
  5. Step 5: Solve for x
    x = 19,776,528,008,727,052,156,928/198,813,198,444.02
  6. Step 6: Final answer
    x = 99,472,913,083.76

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1.5x scale

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.