Home / 66,434,136.30-99,651,204.45-18,565,080.30

Finding the Fourth Proportional to 66,434,136.30, 99,651,204.45 and 18,565,080.30

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Solution

The fourth proportional to 66,434,136.30, 99,651,204.45 and 18,565,080.30 is: 27,847,620.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,434,136.30 : 99,651,204.45 = 18,565,080.30 : x
  2. Step 2: Convert to fraction form
    66,434,136.30/99,651,204.45 = 18,565,080.30/x
  3. Step 3: Cross multiply
    66,434,136.30x = 99,651,204.45 × 18,565,080.30
  4. Step 4: Simplify right side
    66,434,136.30x = 1,850,032,612,605,967.50
  5. Step 5: Solve for x
    x = 1,850,032,612,605,967.50/66,434,136.30
  6. Step 6: Final answer
    x = 27,847,620.45

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Double scale
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Similar ratio
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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.