Home / 5,245,535,989.52-7,867,442,127.20-1,883,410,965.78

Finding the Fourth Proportional to 5,245,535,989.52, 7,867,442,127.20 and 1,883,410,965.78

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Solution

The fourth proportional to 5,245,535,989.52, 7,867,442,127.20 and 1,883,410,965.78 is: 2,824,806,998.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,245,535,989.52 : 7,867,442,127.20 = 1,883,410,965.78 : x
  2. Step 2: Convert to fraction form
    5,245,535,989.52/7,867,442,127.20 = 1,883,410,965.78/x
  3. Step 3: Cross multiply
    5,245,535,989.52x = 7,867,442,127.20 × 1,883,410,965.78
  4. Step 4: Simplify right side
    5,245,535,989.52x = 14,817,626,775,008,008,192
  5. Step 5: Solve for x
    x = 14,817,626,775,008,008,192/5,245,535,989.52
  6. Step 6: Final answer
    x = 2,824,806,998.68

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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.