Home / 7,858,635,745.87-11,782,142,285.02-4,752,527,847.58

Finding the Fourth Proportional to 7,858,635,745.87, 11,782,142,285.02 and 4,752,527,847.58

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Solution

The fourth proportional to 7,858,635,745.87, 11,782,142,285.02 and 4,752,527,847.58 is: 7,125,277,354.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,858,635,745.87 : 11,782,142,285.02 = 4,752,527,847.58 : x
  2. Step 2: Convert to fraction form
    7,858,635,745.87/11,782,142,285.02 = 4,752,527,847.58/x
  3. Step 3: Cross multiply
    7,858,635,745.87x = 11,782,142,285.02 × 4,752,527,847.58
  4. Step 4: Simplify right side
    7,858,635,745.87x = 55,994,959,313,707,401,216
  5. Step 5: Solve for x
    x = 55,994,959,313,707,401,216/7,858,635,745.87
  6. Step 6: Final answer
    x = 7,125,277,354.04

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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.