Home / 7,858,635,754.34-11,782,142,297.76-4,752,527,856.05

Finding the Fourth Proportional to 7,858,635,754.34, 11,782,142,297.76 and 4,752,527,856.05

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Solution

The fourth proportional to 7,858,635,754.34, 11,782,142,297.76 and 4,752,527,856.05 is: 7,125,277,366.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,858,635,754.34 : 11,782,142,297.76 = 4,752,527,856.05 : x
  2. Step 2: Convert to fraction form
    7,858,635,754.34/11,782,142,297.76 = 4,752,527,856.05/x
  3. Step 3: Cross multiply
    7,858,635,754.34x = 11,782,142,297.76 × 4,752,527,856.05
  4. Step 4: Simplify right side
    7,858,635,754.34x = 55,994,959,474,049,359,872
  5. Step 5: Solve for x
    x = 55,994,959,474,049,359,872/7,858,635,754.34
  6. Step 6: Final answer
    x = 7,125,277,366.77

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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.