Home / 1,246,368,836,782-1,867,118,474,502.90-858,626,473,447.20

Finding the Fourth Proportional to 1,246,368,836,782, 1,867,118,474,502.90 and 858,626,473,447.20

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Solution

The fourth proportional to 1,246,368,836,782, 1,867,118,474,502.90 and 858,626,473,447.20 is: 1,286,262,383,942.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,368,836,782 : 1,867,118,474,502.90 = 858,626,473,447.20 : x
  2. Step 2: Convert to fraction form
    1,246,368,836,782/1,867,118,474,502.90 = 858,626,473,447.20/x
  3. Step 3: Cross multiply
    1,246,368,836,782x = 1,867,118,474,502.90 × 858,626,473,447.20
  4. Step 4: Simplify right side
    1,246,368,836,782x = 1,603,157,351,270,540,654,936,064
  5. Step 5: Solve for x
    x = 1,603,157,351,270,540,654,936,064/1,246,368,836,782
  6. Step 6: Final answer
    x = 1,286,262,383,942.25

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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.