Home / 3,816,146,989.80-5,266,251,166.50-2,145,403,561.32

Finding the Fourth Proportional to 3,816,146,989.80, 5,266,251,166.50 and 2,145,403,561.32

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Solution

The fourth proportional to 3,816,146,989.80, 5,266,251,166.50 and 2,145,403,561.32 is: 2,960,639,104.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,816,146,989.80 : 5,266,251,166.50 = 2,145,403,561.32 : x
  2. Step 2: Convert to fraction form
    3,816,146,989.80/5,266,251,166.50 = 2,145,403,561.32/x
  3. Step 3: Cross multiply
    3,816,146,989.80x = 5,266,251,166.50 × 2,145,403,561.32
  4. Step 4: Simplify right side
    3,816,146,989.80x = 11,298,234,007,414,704,128
  5. Step 5: Solve for x
    x = 11,298,234,007,414,704,128/3,816,146,989.80
  6. Step 6: Final answer
    x = 2,960,639,104.73

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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.