Home / 397,165,619.01-595,834,609.73-120,809,650.53

Finding the Fourth Proportional to 397,165,619.01, 595,834,609.73 and 120,809,650.53

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Solution

The fourth proportional to 397,165,619.01, 595,834,609.73 and 120,809,650.53 is: 181,240,690.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,165,619.01 : 595,834,609.73 = 120,809,650.53 : x
  2. Step 2: Convert to fraction form
    397,165,619.01/595,834,609.73 = 120,809,650.53/x
  3. Step 3: Cross multiply
    397,165,619.01x = 595,834,609.73 × 120,809,650.53
  4. Step 4: Simplify right side
    397,165,619.01x = 71,982,570,974,556,192
  5. Step 5: Solve for x
    x = 71,982,570,974,556,192/397,165,619.01
  6. Step 6: Final answer
    x = 181,240,690.35

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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.