Home / 2,762,178,229.40-4,140,474,916.85-1,189,311,274.04

Finding the Fourth Proportional to 2,762,178,229.40, 4,140,474,916.85 and 1,189,311,274.04

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Solution

The fourth proportional to 2,762,178,229.40, 4,140,474,916.85 and 1,189,311,274.04 is: 1,782,764,575.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,762,178,229.40 : 4,140,474,916.85 = 1,189,311,274.04 : x
  2. Step 2: Convert to fraction form
    2,762,178,229.40/4,140,474,916.85 = 1,189,311,274.04/x
  3. Step 3: Cross multiply
    2,762,178,229.40x = 4,140,474,916.85 × 1,189,311,274.04
  4. Step 4: Simplify right side
    2,762,178,229.40x = 4,924,313,498,473,829,376
  5. Step 5: Solve for x
    x = 4,924,313,498,473,829,376/2,762,178,229.40
  6. Step 6: Final answer
    x = 1,782,764,575.46

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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.