Home / 1,086,380,764.20-1,628,455,120.20-532,831,818.60

Finding the Fourth Proportional to 1,086,380,764.20, 1,628,455,120.20 and 532,831,818.60

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Solution

The fourth proportional to 1,086,380,764.20, 1,628,455,120.20 and 532,831,818.60 is: 798,700,356.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,380,764.20 : 1,628,455,120.20 = 532,831,818.60 : x
  2. Step 2: Convert to fraction form
    1,086,380,764.20/1,628,455,120.20 = 532,831,818.60/x
  3. Step 3: Cross multiply
    1,086,380,764.20x = 1,628,455,120.20 × 532,831,818.60
  4. Step 4: Simplify right side
    1,086,380,764.20x = 867,692,703,204,647,680
  5. Step 5: Solve for x
    x = 867,692,703,204,647,680/1,086,380,764.20
  6. Step 6: Final answer
    x = 798,700,356.08

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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.