Home / 383,313,999.90-574,970,999.85-124,537,662.30

Finding the Fourth Proportional to 383,313,999.90, 574,970,999.85 and 124,537,662.30

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Solution

The fourth proportional to 383,313,999.90, 574,970,999.85 and 124,537,662.30 is: 186,806,493.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,313,999.90 : 574,970,999.85 = 124,537,662.30 : x
  2. Step 2: Convert to fraction form
    383,313,999.90/574,970,999.85 = 124,537,662.30/x
  3. Step 3: Cross multiply
    383,313,999.90x = 574,970,999.85 × 124,537,662.30
  4. Step 4: Simplify right side
    383,313,999.90x = 71,605,544,211,612,648
  5. Step 5: Solve for x
    x = 71,605,544,211,612,648/383,313,999.90
  6. Step 6: Final answer
    x = 186,806,493.45

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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.