Home / 1,923,606,747.30-2,887,275,969.72-928,328,196.36

Finding the Fourth Proportional to 1,923,606,747.30, 2,887,275,969.72 and 928,328,196.36

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Solution

The fourth proportional to 1,923,606,747.30, 2,887,275,969.72 and 928,328,196.36 is: 1,393,392,748.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,923,606,747.30 : 2,887,275,969.72 = 928,328,196.36 : x
  2. Step 2: Convert to fraction form
    1,923,606,747.30/2,887,275,969.72 = 928,328,196.36/x
  3. Step 3: Cross multiply
    1,923,606,747.30x = 2,887,275,969.72 × 928,328,196.36
  4. Step 4: Simplify right side
    1,923,606,747.30x = 2,680,339,693,363,737,600
  5. Step 5: Solve for x
    x = 2,680,339,693,363,737,600/1,923,606,747.30
  6. Step 6: Final answer
    x = 1,393,392,748.87

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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.