Home / 5,215,196,504.10-7,822,794,756.15-1,722,141,099.30

Finding the Fourth Proportional to 5,215,196,504.10, 7,822,794,756.15 and 1,722,141,099.30

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Solution

The fourth proportional to 5,215,196,504.10, 7,822,794,756.15 and 1,722,141,099.30 is: 2,583,211,648.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,215,196,504.10 : 7,822,794,756.15 = 1,722,141,099.30 : x
  2. Step 2: Convert to fraction form
    5,215,196,504.10/7,822,794,756.15 = 1,722,141,099.30/x
  3. Step 3: Cross multiply
    5,215,196,504.10x = 7,822,794,756.15 × 1,722,141,099.30
  4. Step 4: Simplify right side
    5,215,196,504.10x = 13,471,956,360,954,435,584
  5. Step 5: Solve for x
    x = 13,471,956,360,954,435,584/5,215,196,504.10
  6. Step 6: Final answer
    x = 2,583,211,648.95

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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.