Home / 3,545,856,002.90-5,318,784,004.35-2,149,087,337.30

Finding the Fourth Proportional to 3,545,856,002.90, 5,318,784,004.35 and 2,149,087,337.30

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Solution

The fourth proportional to 3,545,856,002.90, 5,318,784,004.35 and 2,149,087,337.30 is: 3,223,631,005.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,545,856,002.90 : 5,318,784,004.35 = 2,149,087,337.30 : x
  2. Step 2: Convert to fraction form
    3,545,856,002.90/5,318,784,004.35 = 2,149,087,337.30/x
  3. Step 3: Cross multiply
    3,545,856,002.90x = 5,318,784,004.35 × 2,149,087,337.30
  4. Step 4: Simplify right side
    3,545,856,002.90x = 11,430,531,353,582,374,912
  5. Step 5: Solve for x
    x = 11,430,531,353,582,374,912/3,545,856,002.90
  6. Step 6: Final answer
    x = 3,223,631,005.95

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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.