Home / 15,112,208,571.52-22,647,004,763.16-7,135,866,371.08

Finding the Fourth Proportional to 15,112,208,571.52, 22,647,004,763.16 and 7,135,866,371.08

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Solution

The fourth proportional to 15,112,208,571.52, 22,647,004,763.16 and 7,135,866,371.08 is: 10,693,738,041.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,112,208,571.52 : 22,647,004,763.16 = 7,135,866,371.08 : x
  2. Step 2: Convert to fraction form
    15,112,208,571.52/22,647,004,763.16 = 7,135,866,371.08/x
  3. Step 3: Cross multiply
    15,112,208,571.52x = 22,647,004,763.16 × 7,135,866,371.08
  4. Step 4: Simplify right side
    15,112,208,571.52x = 161,605,999,695,122,006,016
  5. Step 5: Solve for x
    x = 161,605,999,695,122,006,016/15,112,208,571.52
  6. Step 6: Final answer
    x = 10,693,738,041.68

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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.