Home / 7,394,978,198.80-10,187,918,644.20-5,163,776,304.40

Finding the Fourth Proportional to 7,394,978,198.80, 10,187,918,644.20 and 5,163,776,304.40

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Solution

The fourth proportional to 7,394,978,198.80, 10,187,918,644.20 and 5,163,776,304.40 is: 7,114,034,885.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,394,978,198.80 : 10,187,918,644.20 = 5,163,776,304.40 : x
  2. Step 2: Convert to fraction form
    7,394,978,198.80/10,187,918,644.20 = 5,163,776,304.40/x
  3. Step 3: Cross multiply
    7,394,978,198.80x = 10,187,918,644.20 × 5,163,776,304.40
  4. Step 4: Simplify right side
    7,394,978,198.80x = 52,608,132,886,074,933,248
  5. Step 5: Solve for x
    x = 52,608,132,886,074,933,248/7,394,978,198.80
  6. Step 6: Final answer
    x = 7,114,034,885.81

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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.