Home / 66,432,188.20-99,664,028.70-34,089,082.60

Finding the Fourth Proportional to 66,432,188.20, 99,664,028.70 and 34,089,082.60

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Solution

The fourth proportional to 66,432,188.20, 99,664,028.70 and 34,089,082.60 is: 51,141,704.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,432,188.20 : 99,664,028.70 = 34,089,082.60 : x
  2. Step 2: Convert to fraction form
    66,432,188.20/99,664,028.70 = 34,089,082.60/x
  3. Step 3: Cross multiply
    66,432,188.20x = 99,664,028.70 × 34,089,082.60
  4. Step 4: Simplify right side
    66,432,188.20x = 3,397,455,306,603,071
  5. Step 5: Solve for x
    x = 3,397,455,306,603,071/66,432,188.20
  6. Step 6: Final answer
    x = 51,141,704.02

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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.