Home / 286,474,751.83-429,536,148.87-111,393,704.48

Finding the Fourth Proportional to 286,474,751.83, 429,536,148.87 and 111,393,704.48

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Solution

The fourth proportional to 286,474,751.83, 429,536,148.87 and 111,393,704.48 is: 167,022,128.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,474,751.83 : 429,536,148.87 = 111,393,704.48 : x
  2. Step 2: Convert to fraction form
    286,474,751.83/429,536,148.87 = 111,393,704.48/x
  3. Step 3: Cross multiply
    286,474,751.83x = 429,536,148.87 × 111,393,704.48
  4. Step 4: Simplify right side
    286,474,751.83x = 47,847,622,830,145,104
  5. Step 5: Solve for x
    x = 47,847,622,830,145,104/286,474,751.83
  6. Step 6: Final answer
    x = 167,022,128.57

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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.