Home / 110,267,646.40-165,401,469.60-73,987,940.80

Finding the Fourth Proportional to 110,267,646.40, 165,401,469.60 and 73,987,940.80

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Solution

The fourth proportional to 110,267,646.40, 165,401,469.60 and 73,987,940.80 is: 110,981,911.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,267,646.40 : 165,401,469.60 = 73,987,940.80 : x
  2. Step 2: Convert to fraction form
    110,267,646.40/165,401,469.60 = 73,987,940.80/x
  3. Step 3: Cross multiply
    110,267,646.40x = 165,401,469.60 × 73,987,940.80
  4. Step 4: Simplify right side
    110,267,646.40x = 12,237,714,140,997,798
  5. Step 5: Solve for x
    x = 12,237,714,140,997,798/110,267,646.40
  6. Step 6: Final answer
    x = 110,981,911.20

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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.