Home / 65,658,467.20-98,338,401.60-41,471,996.80

Finding the Fourth Proportional to 65,658,467.20, 98,338,401.60 and 41,471,996.80

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Solution

The fourth proportional to 65,658,467.20, 98,338,401.60 and 41,471,996.80 is: 62,113,693.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,658,467.20 : 98,338,401.60 = 41,471,996.80 : x
  2. Step 2: Convert to fraction form
    65,658,467.20/98,338,401.60 = 41,471,996.80/x
  3. Step 3: Cross multiply
    65,658,467.20x = 98,338,401.60 × 41,471,996.80
  4. Step 4: Simplify right side
    65,658,467.20x = 4,078,289,876,472,314.50
  5. Step 5: Solve for x
    x = 4,078,289,876,472,314.50/65,658,467.20
  6. Step 6: Final answer
    x = 62,113,693.03

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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.