Home / 2,117,166,522-3,175,221,789.24-622,900,728.96

Finding the Fourth Proportional to 2,117,166,522, 3,175,221,789.24 and 622,900,728.96

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Solution

The fourth proportional to 2,117,166,522, 3,175,221,789.24 and 622,900,728.96 is: 934,195,750.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,117,166,522 : 3,175,221,789.24 = 622,900,728.96 : x
  2. Step 2: Convert to fraction form
    2,117,166,522/3,175,221,789.24 = 622,900,728.96/x
  3. Step 3: Cross multiply
    2,117,166,522x = 3,175,221,789.24 × 622,900,728.96
  4. Step 4: Simplify right side
    2,117,166,522x = 1,977,847,967,127,271,424
  5. Step 5: Solve for x
    x = 1,977,847,967,127,271,424/2,117,166,522
  6. Step 6: Final answer
    x = 934,195,750.11

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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.