Home / 338,907,668.09-467,666,915.09-190,200,068.91

Finding the Fourth Proportional to 338,907,668.09, 467,666,915.09 and 190,200,068.91

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Solution

The fourth proportional to 338,907,668.09, 467,666,915.09 and 190,200,068.91 is: 262,461,690.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,907,668.09 : 467,666,915.09 = 190,200,068.91 : x
  2. Step 2: Convert to fraction form
    338,907,668.09/467,666,915.09 = 190,200,068.91/x
  3. Step 3: Cross multiply
    338,907,668.09x = 467,666,915.09 × 190,200,068.91
  4. Step 4: Simplify right side
    338,907,668.09x = 88,950,279,477,520,608
  5. Step 5: Solve for x
    x = 88,950,279,477,520,608/338,907,668.09
  6. Step 6: Final answer
    x = 262,461,690.46

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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.