Home / 12,754,603,271.10-19,131,904,906.65-11,669,825,901.90

Finding the Fourth Proportional to 12,754,603,271.10, 19,131,904,906.65 and 11,669,825,901.90

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Solution

The fourth proportional to 12,754,603,271.10, 19,131,904,906.65 and 11,669,825,901.90 is: 17,504,738,852.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,754,603,271.10 : 19,131,904,906.65 = 11,669,825,901.90 : x
  2. Step 2: Convert to fraction form
    12,754,603,271.10/19,131,904,906.65 = 11,669,825,901.90/x
  3. Step 3: Cross multiply
    12,754,603,271.10x = 19,131,904,906.65 × 11,669,825,901.90
  4. Step 4: Simplify right side
    12,754,603,271.10x = 223,265,999,432,311,898,112
  5. Step 5: Solve for x
    x = 223,265,999,432,311,898,112/12,754,603,271.10
  6. Step 6: Final answer
    x = 17,504,738,852.85

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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.