Home / 3,545,856,074.40-5,318,784,111.60-2,149,087,408.80

Finding the Fourth Proportional to 3,545,856,074.40, 5,318,784,111.60 and 2,149,087,408.80

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Solution

The fourth proportional to 3,545,856,074.40, 5,318,784,111.60 and 2,149,087,408.80 is: 3,223,631,113.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,545,856,074.40 : 5,318,784,111.60 = 2,149,087,408.80 : x
  2. Step 2: Convert to fraction form
    3,545,856,074.40/5,318,784,111.60 = 2,149,087,408.80/x
  3. Step 3: Cross multiply
    3,545,856,074.40x = 5,318,784,111.60 × 2,149,087,408.80
  4. Step 4: Simplify right side
    3,545,856,074.40x = 11,430,531,964,365,056,000
  5. Step 5: Solve for x
    x = 11,430,531,964,365,056,000/3,545,856,074.40
  6. Step 6: Final answer
    x = 3,223,631,113.20

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Double scale
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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.