Home / 230,647,505,793.53-318,293,447,288.23-137,948,358,674.27

Finding the Fourth Proportional to 230,647,505,793.53, 318,293,447,288.23 and 137,948,358,674.27

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Solution

The fourth proportional to 230,647,505,793.53, 318,293,447,288.23 and 137,948,358,674.27 is: 190,368,668,757.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,647,505,793.53 : 318,293,447,288.23 = 137,948,358,674.27 : x
  2. Step 2: Convert to fraction form
    230,647,505,793.53/318,293,447,288.23 = 137,948,358,674.27/x
  3. Step 3: Cross multiply
    230,647,505,793.53x = 318,293,447,288.23 × 137,948,358,674.27
  4. Step 4: Simplify right side
    230,647,505,793.53x = 43,908,058,630,186,600,497,152
  5. Step 5: Solve for x
    x = 43,908,058,630,186,600,497,152/230,647,505,793.53
  6. Step 6: Final answer
    x = 190,368,668,757.65

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1.5x scale

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.