Home / 6,298,123,189.91-8,691,409,669.68-3,401,274,613.80

Finding the Fourth Proportional to 6,298,123,189.91, 8,691,409,669.68 and 3,401,274,613.80

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Solution

The fourth proportional to 6,298,123,189.91, 8,691,409,669.68 and 3,401,274,613.80 is: 4,693,758,787.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,298,123,189.91 : 8,691,409,669.68 = 3,401,274,613.80 : x
  2. Step 2: Convert to fraction form
    6,298,123,189.91/8,691,409,669.68 = 3,401,274,613.80/x
  3. Step 3: Cross multiply
    6,298,123,189.91x = 8,691,409,669.68 × 3,401,274,613.80
  4. Step 4: Simplify right side
    6,298,123,189.91x = 29,561,871,067,618,430,976
  5. Step 5: Solve for x
    x = 29,561,871,067,618,430,976/6,298,123,189.91
  6. Step 6: Final answer
    x = 4,693,758,787.54

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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.