Home / 1,181,960,664.80-1,772,940,997.20-794,977,138.40

Finding the Fourth Proportional to 1,181,960,664.80, 1,772,940,997.20 and 794,977,138.40

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Solution

The fourth proportional to 1,181,960,664.80, 1,772,940,997.20 and 794,977,138.40 is: 1,192,465,707.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,960,664.80 : 1,772,940,997.20 = 794,977,138.40 : x
  2. Step 2: Convert to fraction form
    1,181,960,664.80/1,772,940,997.20 = 794,977,138.40/x
  3. Step 3: Cross multiply
    1,181,960,664.80x = 1,772,940,997.20 × 794,977,138.40
  4. Step 4: Simplify right side
    1,181,960,664.80x = 1,409,447,560,506,098,432
  5. Step 5: Solve for x
    x = 1,409,447,560,506,098,432/1,181,960,664.80
  6. Step 6: Final answer
    x = 1,192,465,707.60

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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.