Home / 206,016,233.40-309,024,350.10-190,232,435.70

Finding the Fourth Proportional to 206,016,233.40, 309,024,350.10 and 190,232,435.70

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Solution

The fourth proportional to 206,016,233.40, 309,024,350.10 and 190,232,435.70 is: 285,348,653.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,016,233.40 : 309,024,350.10 = 190,232,435.70 : x
  2. Step 2: Convert to fraction form
    206,016,233.40/309,024,350.10 = 190,232,435.70/x
  3. Step 3: Cross multiply
    206,016,233.40x = 309,024,350.10 × 190,232,435.70
  4. Step 4: Simplify right side
    206,016,233.40x = 58,786,454,810,132,536
  5. Step 5: Solve for x
    x = 58,786,454,810,132,536/206,016,233.40
  6. Step 6: Final answer
    x = 285,348,653.55

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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.