Home / 8,215,192,254.34-12,318,707,906.67-2,618,401,078.99

Finding the Fourth Proportional to 8,215,192,254.34, 12,318,707,906.67 and 2,618,401,078.99

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Solution

The fourth proportional to 8,215,192,254.34, 12,318,707,906.67 and 2,618,401,078.99 is: 3,926,301,062.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,215,192,254.34 : 12,318,707,906.67 = 2,618,401,078.99 : x
  2. Step 2: Convert to fraction form
    8,215,192,254.34/12,318,707,906.67 = 2,618,401,078.99/x
  3. Step 3: Cross multiply
    8,215,192,254.34x = 12,318,707,906.67 × 2,618,401,078.99
  4. Step 4: Simplify right side
    8,215,192,254.34x = 32,255,318,074,572,902,400
  5. Step 5: Solve for x
    x = 32,255,318,074,572,902,400/8,215,192,254.34
  6. Step 6: Final answer
    x = 3,926,301,062.22

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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.