Home / 1,015,704,294.49-1,400,255,033.68-681,236,586.73

Finding the Fourth Proportional to 1,015,704,294.49, 1,400,255,033.68 and 681,236,586.73

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Solution

The fourth proportional to 1,015,704,294.49, 1,400,255,033.68 and 681,236,586.73 is: 939,156,174.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,704,294.49 : 1,400,255,033.68 = 681,236,586.73 : x
  2. Step 2: Convert to fraction form
    1,015,704,294.49/1,400,255,033.68 = 681,236,586.73/x
  3. Step 3: Cross multiply
    1,015,704,294.49x = 1,400,255,033.68 × 681,236,586.73
  4. Step 4: Simplify right side
    1,015,704,294.49x = 953,904,959,698,286,336
  5. Step 5: Solve for x
    x = 953,904,959,698,286,336/1,015,704,294.49
  6. Step 6: Final answer
    x = 939,156,174.56

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.