Home / 699,442,024.80-1,049,163,037.20-214,704,847.20

Finding the Fourth Proportional to 699,442,024.80, 1,049,163,037.20 and 214,704,847.20

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Solution

The fourth proportional to 699,442,024.80, 1,049,163,037.20 and 214,704,847.20 is: 322,057,270.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,442,024.80 : 1,049,163,037.20 = 214,704,847.20 : x
  2. Step 2: Convert to fraction form
    699,442,024.80/1,049,163,037.20 = 214,704,847.20/x
  3. Step 3: Cross multiply
    699,442,024.80x = 1,049,163,037.20 × 214,704,847.20
  4. Step 4: Simplify right side
    699,442,024.80x = 225,260,389,589,913,920
  5. Step 5: Solve for x
    x = 225,260,389,589,913,920/699,442,024.80
  6. Step 6: Final answer
    x = 322,057,270.80

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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.