Home / 13,784,450,777.42-20,682,690,357.09-4,827,069,042.80

Finding the Fourth Proportional to 13,784,450,777.42, 20,682,690,357.09 and 4,827,069,042.80

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Solution

The fourth proportional to 13,784,450,777.42, 20,682,690,357.09 and 4,827,069,042.80 is: 7,242,709,626.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,784,450,777.42 : 20,682,690,357.09 = 4,827,069,042.80 : x
  2. Step 2: Convert to fraction form
    13,784,450,777.42/20,682,690,357.09 = 4,827,069,042.80/x
  3. Step 3: Cross multiply
    13,784,450,777.42x = 20,682,690,357.09 × 4,827,069,042.80
  4. Step 4: Simplify right side
    13,784,450,777.42x = 99,836,774,344,423,800,832
  5. Step 5: Solve for x
    x = 99,836,774,344,423,800,832/13,784,450,777.42
  6. Step 6: Final answer
    x = 7,242,709,626.70

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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.