Home / 1,614,317,016.64-2,421,475,556.48-387,485,468.16

Finding the Fourth Proportional to 1,614,317,016.64, 2,421,475,556.48 and 387,485,468.16

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Solution

The fourth proportional to 1,614,317,016.64, 2,421,475,556.48 and 387,485,468.16 is: 581,228,209.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,614,317,016.64 : 2,421,475,556.48 = 387,485,468.16 : x
  2. Step 2: Convert to fraction form
    1,614,317,016.64/2,421,475,556.48 = 387,485,468.16/x
  3. Step 3: Cross multiply
    1,614,317,016.64x = 2,421,475,556.48 × 387,485,468.16
  4. Step 4: Simplify right side
    1,614,317,016.64x = 938,286,589,640,649,344
  5. Step 5: Solve for x
    x = 938,286,589,640,649,344/1,614,317,016.64
  6. Step 6: Final answer
    x = 581,228,209.81

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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.