Home / 1,246,368,836,787-1,867,118,474,510.30-858,626,473,452.17

Finding the Fourth Proportional to 1,246,368,836,787, 1,867,118,474,510.30 and 858,626,473,452.17

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Solution

The fourth proportional to 1,246,368,836,787, 1,867,118,474,510.30 and 858,626,473,452.17 is: 1,286,262,383,949.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,368,836,787 : 1,867,118,474,510.30 = 858,626,473,452.17 : x
  2. Step 2: Convert to fraction form
    1,246,368,836,787/1,867,118,474,510.30 = 858,626,473,452.17/x
  3. Step 3: Cross multiply
    1,246,368,836,787x = 1,867,118,474,510.30 × 858,626,473,452.17
  4. Step 4: Simplify right side
    1,246,368,836,787x = 1,603,157,351,286,174,335,893,504
  5. Step 5: Solve for x
    x = 1,603,157,351,286,174,335,893,504/1,246,368,836,787
  6. Step 6: Final answer
    x = 1,286,262,383,949.63

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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.