Home / 1,246,368,836,786-1,867,118,474,508.80-858,626,473,451.17

Finding the Fourth Proportional to 1,246,368,836,786, 1,867,118,474,508.80 and 858,626,473,451.17

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Solution

The fourth proportional to 1,246,368,836,786, 1,867,118,474,508.80 and 858,626,473,451.17 is: 1,286,262,383,948.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,368,836,786 : 1,867,118,474,508.80 = 858,626,473,451.17 : x
  2. Step 2: Convert to fraction form
    1,246,368,836,786/1,867,118,474,508.80 = 858,626,473,451.17/x
  3. Step 3: Cross multiply
    1,246,368,836,786x = 1,867,118,474,508.80 × 858,626,473,451.17
  4. Step 4: Simplify right side
    1,246,368,836,786x = 1,603,157,351,283,019,413,979,136
  5. Step 5: Solve for x
    x = 1,603,157,351,283,019,413,979,136/1,246,368,836,786
  6. Step 6: Final answer
    x = 1,286,262,383,948.13

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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.