Home / 19,864,916,517.36-29,807,450,895.42-11,020,122,696.72

Finding the Fourth Proportional to 19,864,916,517.36, 29,807,450,895.42 and 11,020,122,696.72

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Solution

The fourth proportional to 19,864,916,517.36, 29,807,450,895.42 and 11,020,122,696.72 is: 16,535,773,802.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,864,916,517.36 : 29,807,450,895.42 = 11,020,122,696.72 : x
  2. Step 2: Convert to fraction form
    19,864,916,517.36/29,807,450,895.42 = 11,020,122,696.72/x
  3. Step 3: Cross multiply
    19,864,916,517.36x = 29,807,450,895.42 × 11,020,122,696.72
  4. Step 4: Simplify right side
    19,864,916,517.36x = 328,481,766,143,984,795,648
  5. Step 5: Solve for x
    x = 328,481,766,143,984,795,648/19,864,916,517.36
  6. Step 6: Final answer
    x = 16,535,773,802.87

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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.