Home / 12,890,542,213,663-17,796,977,891,964-8,205,585,371,936.60

Finding the Fourth Proportional to 12,890,542,213,663, 17,796,977,891,964 and 8,205,585,371,936.60

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Solution

The fourth proportional to 12,890,542,213,663, 17,796,977,891,964 and 8,205,585,371,936.60 is: 11,328,819,147,746.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,890,542,213,663 : 17,796,977,891,964 = 8,205,585,371,936.60 : x
  2. Step 2: Convert to fraction form
    12,890,542,213,663/17,796,977,891,964 = 8,205,585,371,936.60/x
  3. Step 3: Cross multiply
    12,890,542,213,663x = 17,796,977,891,964 × 8,205,585,371,936.60
  4. Step 4: Simplify right side
    12,890,542,213,663x = 146,034,621,454,978,863,163,506,688
  5. Step 5: Solve for x
    x = 146,034,621,454,978,863,163,506,688/12,890,542,213,663
  6. Step 6: Final answer
    x = 11,328,819,147,746.42

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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.