Home / 338,907,668.28-467,666,915.34-190,200,069.09

Finding the Fourth Proportional to 338,907,668.28, 467,666,915.34 and 190,200,069.09

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Solution

The fourth proportional to 338,907,668.28, 467,666,915.34 and 190,200,069.09 is: 262,461,690.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,907,668.28 : 467,666,915.34 = 190,200,069.09 : x
  2. Step 2: Convert to fraction form
    338,907,668.28/467,666,915.34 = 190,200,069.09/x
  3. Step 3: Cross multiply
    338,907,668.28x = 467,666,915.34 × 190,200,069.09
  4. Step 4: Simplify right side
    338,907,668.28x = 88,950,279,611,242,176
  5. Step 5: Solve for x
    x = 88,950,279,611,242,176/338,907,668.28
  6. Step 6: Final answer
    x = 262,461,690.71

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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.