Home / 437,016,720.30-655,525,080.45-416,861,328.30

Finding the Fourth Proportional to 437,016,720.30, 655,525,080.45 and 416,861,328.30

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Solution

The fourth proportional to 437,016,720.30, 655,525,080.45 and 416,861,328.30 is: 625,291,992.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,016,720.30 : 655,525,080.45 = 416,861,328.30 : x
  2. Step 2: Convert to fraction form
    437,016,720.30/655,525,080.45 = 416,861,328.30/x
  3. Step 3: Cross multiply
    437,016,720.30x = 655,525,080.45 × 416,861,328.30
  4. Step 4: Simplify right side
    437,016,720.30x = 273,263,055,770,351,392
  5. Step 5: Solve for x
    x = 273,263,055,770,351,392/437,016,720.30
  6. Step 6: Final answer
    x = 625,291,992.45

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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.