Home / 437,034,944.80-655,552,417.20-416,879,552.80

Finding the Fourth Proportional to 437,034,944.80, 655,552,417.20 and 416,879,552.80

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Solution

The fourth proportional to 437,034,944.80, 655,552,417.20 and 416,879,552.80 is: 625,319,329.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,034,944.80 : 655,552,417.20 = 416,879,552.80 : x
  2. Step 2: Convert to fraction form
    437,034,944.80/655,552,417.20 = 416,879,552.80/x
  3. Step 3: Cross multiply
    437,034,944.80x = 655,552,417.20 × 416,879,552.80
  4. Step 4: Simplify right side
    437,034,944.80x = 273,286,398,519,295,040
  5. Step 5: Solve for x
    x = 273,286,398,519,295,040/437,034,944.80
  6. Step 6: Final answer
    x = 625,319,329.20

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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.