Home / 2,820,201,255.80-4,227,614,498.10-2,198,071,489.40

Finding the Fourth Proportional to 2,820,201,255.80, 4,227,614,498.10 and 2,198,071,489.40

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Solution

The fourth proportional to 2,820,201,255.80, 4,227,614,498.10 and 2,198,071,489.40 is: 3,295,012,679.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,820,201,255.80 : 4,227,614,498.10 = 2,198,071,489.40 : x
  2. Step 2: Convert to fraction form
    2,820,201,255.80/4,227,614,498.10 = 2,198,071,489.40/x
  3. Step 3: Cross multiply
    2,820,201,255.80x = 4,227,614,498.10 × 2,198,071,489.40
  4. Step 4: Simplify right side
    2,820,201,255.80x = 9,292,598,896,447,700,992
  5. Step 5: Solve for x
    x = 9,292,598,896,447,700,992/2,820,201,255.80
  6. Step 6: Final answer
    x = 3,295,012,679.45

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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.