Home / 1,948,717,896.72-2,689,283,575.91-1,102,071,825.85

Finding the Fourth Proportional to 1,948,717,896.72, 2,689,283,575.91 and 1,102,071,825.85

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Solution

The fourth proportional to 1,948,717,896.72, 2,689,283,575.91 and 1,102,071,825.85 is: 1,520,889,024.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,948,717,896.72 : 2,689,283,575.91 = 1,102,071,825.85 : x
  2. Step 2: Convert to fraction form
    1,948,717,896.72/2,689,283,575.91 = 1,102,071,825.85/x
  3. Step 3: Cross multiply
    1,948,717,896.72x = 2,689,283,575.91 × 1,102,071,825.85
  4. Step 4: Simplify right side
    1,948,717,896.72x = 2,963,783,660,731,550,208
  5. Step 5: Solve for x
    x = 2,963,783,660,731,550,208/1,948,717,896.72
  6. Step 6: Final answer
    x = 1,520,889,024.38

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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.