Home / 1,086,380,307.20-1,628,454,434.70-532,831,361.60

Finding the Fourth Proportional to 1,086,380,307.20, 1,628,454,434.70 and 532,831,361.60

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Solution

The fourth proportional to 1,086,380,307.20, 1,628,454,434.70 and 532,831,361.60 is: 798,699,670.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,380,307.20 : 1,628,454,434.70 = 532,831,361.60 : x
  2. Step 2: Convert to fraction form
    1,086,380,307.20/1,628,454,434.70 = 532,831,361.60/x
  3. Step 3: Cross multiply
    1,086,380,307.20x = 1,628,454,434.70 × 532,831,361.60
  4. Step 4: Simplify right side
    1,086,380,307.20x = 867,691,593,744,759,296
  5. Step 5: Solve for x
    x = 867,691,593,744,759,296/1,086,380,307.20
  6. Step 6: Final answer
    x = 798,699,670.82

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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.