Home / 76,416,010.60-114,624,015.90-52,229,540.20

Finding the Fourth Proportional to 76,416,010.60, 114,624,015.90 and 52,229,540.20

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Solution

The fourth proportional to 76,416,010.60, 114,624,015.90 and 52,229,540.20 is: 78,344,310.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,416,010.60 : 114,624,015.90 = 52,229,540.20 : x
  2. Step 2: Convert to fraction form
    76,416,010.60/114,624,015.90 = 52,229,540.20/x
  3. Step 3: Cross multiply
    76,416,010.60x = 114,624,015.90 × 52,229,540.20
  4. Step 4: Simplify right side
    76,416,010.60x = 5,986,759,646,334,490
  5. Step 5: Solve for x
    x = 5,986,759,646,334,490/76,416,010.60
  6. Step 6: Final answer
    x = 78,344,310.30

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1.5x scale

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.