Home / 8,636,576,664.17-12,959,645,307.44-4,215,032,716.85

Finding the Fourth Proportional to 8,636,576,664.17, 12,959,645,307.44 and 4,215,032,716.85

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Solution

The fourth proportional to 8,636,576,664.17, 12,959,645,307.44 and 4,215,032,716.85 is: 6,324,882,079.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,636,576,664.17 : 12,959,645,307.44 = 4,215,032,716.85 : x
  2. Step 2: Convert to fraction form
    8,636,576,664.17/12,959,645,307.44 = 4,215,032,716.85/x
  3. Step 3: Cross multiply
    8,636,576,664.17x = 12,959,645,307.44 × 4,215,032,716.85
  4. Step 4: Simplify right side
    8,636,576,664.17x = 54,625,328,969,610,100,736
  5. Step 5: Solve for x
    x = 54,625,328,969,610,100,736/8,636,576,664.17
  6. Step 6: Final answer
    x = 6,324,882,079.29

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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.