Home / 275,296,830.36-379,919,650.98-149,842,967.41

Finding the Fourth Proportional to 275,296,830.36, 379,919,650.98 and 149,842,967.41

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Solution

The fourth proportional to 275,296,830.36, 379,919,650.98 and 149,842,967.41 is: 206,788,751.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,296,830.36 : 379,919,650.98 = 149,842,967.41 : x
  2. Step 2: Convert to fraction form
    275,296,830.36/379,919,650.98 = 149,842,967.41/x
  3. Step 3: Cross multiply
    275,296,830.36x = 379,919,650.98 × 149,842,967.41
  4. Step 4: Simplify right side
    275,296,830.36x = 56,928,287,880,214,720
  5. Step 5: Solve for x
    x = 56,928,287,880,214,720/275,296,830.36
  6. Step 6: Final answer
    x = 206,788,751.64

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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.