Home / 764,212,691.73-1,146,097,372.39-297,770,075.31

Finding the Fourth Proportional to 764,212,691.73, 1,146,097,372.39 and 297,770,075.31

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Solution

The fourth proportional to 764,212,691.73, 1,146,097,372.39 and 297,770,075.31 is: 446,568,742.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,212,691.73 : 1,146,097,372.39 = 297,770,075.31 : x
  2. Step 2: Convert to fraction form
    764,212,691.73/1,146,097,372.39 = 297,770,075.31/x
  3. Step 3: Cross multiply
    764,212,691.73x = 1,146,097,372.39 × 297,770,075.31
  4. Step 4: Simplify right side
    764,212,691.73x = 341,273,500,887,674,560
  5. Step 5: Solve for x
    x = 341,273,500,887,674,560/764,212,691.73
  6. Step 6: Final answer
    x = 446,568,742.68

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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.