Home / 401,485,366.88-601,813,749.90-168,451,404.56

Finding the Fourth Proportional to 401,485,366.88, 601,813,749.90 and 168,451,404.56

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Solution

The fourth proportional to 401,485,366.88, 601,813,749.90 and 168,451,404.56 is: 252,503,278.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,485,366.88 : 601,813,749.90 = 168,451,404.56 : x
  2. Step 2: Convert to fraction form
    401,485,366.88/601,813,749.90 = 168,451,404.56/x
  3. Step 3: Cross multiply
    401,485,366.88x = 601,813,749.90 × 168,451,404.56
  4. Step 4: Simplify right side
    401,485,366.88x = 101,376,371,454,175,552
  5. Step 5: Solve for x
    x = 101,376,371,454,175,552/401,485,366.88
  6. Step 6: Final answer
    x = 252,503,278.62

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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.