Home / 110,172,144.60-165,116,499.30-66,995,515.80

Finding the Fourth Proportional to 110,172,144.60, 165,116,499.30 and 66,995,515.80

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Solution

The fourth proportional to 110,172,144.60, 165,116,499.30 and 66,995,515.80 is: 100,407,095.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,172,144.60 : 165,116,499.30 = 66,995,515.80 : x
  2. Step 2: Convert to fraction form
    110,172,144.60/165,116,499.30 = 66,995,515.80/x
  3. Step 3: Cross multiply
    110,172,144.60x = 165,116,499.30 × 66,995,515.80
  4. Step 4: Simplify right side
    110,172,144.60x = 11,062,065,037,693,840
  5. Step 5: Solve for x
    x = 11,062,065,037,693,840/110,172,144.60
  6. Step 6: Final answer
    x = 100,407,095.44

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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.