Home / 12,890,542,213,656-17,796,977,891,955-8,205,585,371,930.10

Finding the Fourth Proportional to 12,890,542,213,656, 17,796,977,891,955 and 8,205,585,371,930.10

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Solution

The fourth proportional to 12,890,542,213,656, 17,796,977,891,955 and 8,205,585,371,930.10 is: 11,328,819,147,737.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,890,542,213,656 : 17,796,977,891,955 = 8,205,585,371,930.10 : x
  2. Step 2: Convert to fraction form
    12,890,542,213,656/17,796,977,891,955 = 8,205,585,371,930.10/x
  3. Step 3: Cross multiply
    12,890,542,213,656x = 17,796,977,891,955 × 8,205,585,371,930.10
  4. Step 4: Simplify right side
    12,890,542,213,656x = 146,034,621,454,789,334,846,668,800
  5. Step 5: Solve for x
    x = 146,034,621,454,789,334,846,668,800/12,890,542,213,656
  6. Step 6: Final answer
    x = 11,328,819,147,737.87

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Why These Related Problems?

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