Home / 66,530,266.60-99,809,915.10-37,790,170.60

Finding the Fourth Proportional to 66,530,266.60, 99,809,915.10 and 37,790,170.60

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Solution

The fourth proportional to 66,530,266.60, 99,809,915.10 and 37,790,170.60 is: 56,693,500.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,530,266.60 : 99,809,915.10 = 37,790,170.60 : x
  2. Step 2: Convert to fraction form
    66,530,266.60/99,809,915.10 = 37,790,170.60/x
  3. Step 3: Cross multiply
    66,530,266.60x = 99,809,915.10 × 37,790,170.60
  4. Step 4: Simplify right side
    66,530,266.60x = 3,771,833,719,200,516
  5. Step 5: Solve for x
    x = 3,771,833,719,200,516/66,530,266.60
  6. Step 6: Final answer
    x = 56,693,500.75

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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.