Home / 1,023,517,822.20-1,535,276,733.30-839,851,812.60

Finding the Fourth Proportional to 1,023,517,822.20, 1,535,276,733.30 and 839,851,812.60

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Solution

The fourth proportional to 1,023,517,822.20, 1,535,276,733.30 and 839,851,812.60 is: 1,259,777,718.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,517,822.20 : 1,535,276,733.30 = 839,851,812.60 : x
  2. Step 2: Convert to fraction form
    1,023,517,822.20/1,535,276,733.30 = 839,851,812.60/x
  3. Step 3: Cross multiply
    1,023,517,822.20x = 1,535,276,733.30 × 839,851,812.60
  4. Step 4: Simplify right side
    1,023,517,822.20x = 1,289,404,947,304,611,840
  5. Step 5: Solve for x
    x = 1,289,404,947,304,611,840/1,023,517,822.20
  6. Step 6: Final answer
    x = 1,259,777,718.90

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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.