Home / 264,059,770.80-396,089,656.20-252,864,080.40

Finding the Fourth Proportional to 264,059,770.80, 396,089,656.20 and 252,864,080.40

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Solution

The fourth proportional to 264,059,770.80, 396,089,656.20 and 252,864,080.40 is: 379,296,120.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,059,770.80 : 396,089,656.20 = 252,864,080.40 : x
  2. Step 2: Convert to fraction form
    264,059,770.80/396,089,656.20 = 252,864,080.40/x
  3. Step 3: Cross multiply
    264,059,770.80x = 396,089,656.20 × 252,864,080.40
  4. Step 4: Simplify right side
    264,059,770.80x = 100,156,846,670,965,152
  5. Step 5: Solve for x
    x = 100,156,846,670,965,152/264,059,770.80
  6. Step 6: Final answer
    x = 379,296,120.60

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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.