Home / 2,117,166,516-3,175,221,780.24-622,900,722.96

Finding the Fourth Proportional to 2,117,166,516, 3,175,221,780.24 and 622,900,722.96

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Solution

The fourth proportional to 2,117,166,516, 3,175,221,780.24 and 622,900,722.96 is: 934,195,741.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,117,166,516 : 3,175,221,780.24 = 622,900,722.96 : x
  2. Step 2: Convert to fraction form
    2,117,166,516/3,175,221,780.24 = 622,900,722.96/x
  3. Step 3: Cross multiply
    2,117,166,516x = 3,175,221,780.24 × 622,900,722.96
  4. Step 4: Simplify right side
    2,117,166,516x = 1,977,847,942,469,834,240
  5. Step 5: Solve for x
    x = 1,977,847,942,469,834,240/2,117,166,516
  6. Step 6: Final answer
    x = 934,195,741.11

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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.