Home / 140,135,181.40-210,202,772.10-133,120,160.20

Finding the Fourth Proportional to 140,135,181.40, 210,202,772.10 and 133,120,160.20

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Solution

The fourth proportional to 140,135,181.40, 210,202,772.10 and 133,120,160.20 is: 199,680,240.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,135,181.40 : 210,202,772.10 = 133,120,160.20 : x
  2. Step 2: Convert to fraction form
    140,135,181.40/210,202,772.10 = 133,120,160.20/x
  3. Step 3: Cross multiply
    140,135,181.40x = 210,202,772.10 × 133,120,160.20
  4. Step 4: Simplify right side
    140,135,181.40x = 27,982,226,696,436,092
  5. Step 5: Solve for x
    x = 27,982,226,696,436,092/140,135,181.40
  6. Step 6: Final answer
    x = 199,680,240.30

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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.