Home / 713,787,469.99-1,070,630,660.78-189,144,955.91

Finding the Fourth Proportional to 713,787,469.99, 1,070,630,660.78 and 189,144,955.91

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Solution

The fourth proportional to 713,787,469.99, 1,070,630,660.78 and 189,144,955.91 is: 283,704,040.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,787,469.99 : 1,070,630,660.78 = 189,144,955.91 : x
  2. Step 2: Convert to fraction form
    713,787,469.99/1,070,630,660.78 = 189,144,955.91/x
  3. Step 3: Cross multiply
    713,787,469.99x = 1,070,630,660.78 × 189,144,955.91
  4. Step 4: Simplify right side
    713,787,469.99x = 202,504,389,131,557,952
  5. Step 5: Solve for x
    x = 202,504,389,131,557,952/713,787,469.99
  6. Step 6: Final answer
    x = 283,704,040.27

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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.