Home / 6,981,687,786.60-9,634,932,613.44-3,810,075,990.84

Finding the Fourth Proportional to 6,981,687,786.60, 9,634,932,613.44 and 3,810,075,990.84

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Solution

The fourth proportional to 6,981,687,786.60, 9,634,932,613.44 and 3,810,075,990.84 is: 5,258,015,904.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,981,687,786.60 : 9,634,932,613.44 = 3,810,075,990.84 : x
  2. Step 2: Convert to fraction form
    6,981,687,786.60/9,634,932,613.44 = 3,810,075,990.84/x
  3. Step 3: Cross multiply
    6,981,687,786.60x = 9,634,932,613.44 × 3,810,075,990.84
  4. Step 4: Simplify right side
    6,981,687,786.60x = 36,709,825,423,829,041,152
  5. Step 5: Solve for x
    x = 36,709,825,423,829,041,152/6,981,687,786.60
  6. Step 6: Final answer
    x = 5,258,015,904.73

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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.