Home / 200,814,868.60-301,222,302.90-135,766,490.20

Finding the Fourth Proportional to 200,814,868.60, 301,222,302.90 and 135,766,490.20

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Solution

The fourth proportional to 200,814,868.60, 301,222,302.90 and 135,766,490.20 is: 203,649,735.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,814,868.60 : 301,222,302.90 = 135,766,490.20 : x
  2. Step 2: Convert to fraction form
    200,814,868.60/301,222,302.90 = 135,766,490.20/x
  3. Step 3: Cross multiply
    200,814,868.60x = 301,222,302.90 × 135,766,490.20
  4. Step 4: Simplify right side
    200,814,868.60x = 40,895,894,834,694,272
  5. Step 5: Solve for x
    x = 40,895,894,834,694,272/200,814,868.60
  6. Step 6: Final answer
    x = 203,649,735.30

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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.