Home / 437,034,830.55-655,552,245.83-416,879,438.55

Finding the Fourth Proportional to 437,034,830.55, 655,552,245.83 and 416,879,438.55

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Solution

The fourth proportional to 437,034,830.55, 655,552,245.83 and 416,879,438.55 is: 625,319,157.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,034,830.55 : 655,552,245.83 = 416,879,438.55 : x
  2. Step 2: Convert to fraction form
    437,034,830.55/655,552,245.83 = 416,879,438.55/x
  3. Step 3: Cross multiply
    437,034,830.55x = 655,552,245.83 × 416,879,438.55
  4. Step 4: Simplify right side
    437,034,830.55x = 273,286,252,179,717,600
  5. Step 5: Solve for x
    x = 273,286,252,179,717,600/437,034,830.55
  6. Step 6: Final answer
    x = 625,319,157.83

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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.