Home / 2,911,559,990.80-4,367,339,986.20-946,409,270.80

Finding the Fourth Proportional to 2,911,559,990.80, 4,367,339,986.20 and 946,409,270.80

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Solution

The fourth proportional to 2,911,559,990.80, 4,367,339,986.20 and 946,409,270.80 is: 1,419,613,906.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,911,559,990.80 : 4,367,339,986.20 = 946,409,270.80 : x
  2. Step 2: Convert to fraction form
    2,911,559,990.80/4,367,339,986.20 = 946,409,270.80/x
  3. Step 3: Cross multiply
    2,911,559,990.80x = 4,367,339,986.20 × 946,409,270.80
  4. Step 4: Simplify right side
    2,911,559,990.80x = 4,133,291,051,675,223,552
  5. Step 5: Solve for x
    x = 4,133,291,051,675,223,552/2,911,559,990.80
  6. Step 6: Final answer
    x = 1,419,613,906.20

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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.