Home / 264,059,380.80-396,089,071.20-252,863,690.40

Finding the Fourth Proportional to 264,059,380.80, 396,089,071.20 and 252,863,690.40

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Solution

The fourth proportional to 264,059,380.80, 396,089,071.20 and 252,863,690.40 is: 379,295,535.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,059,380.80 : 396,089,071.20 = 252,863,690.40 : x
  2. Step 2: Convert to fraction form
    264,059,380.80/396,089,071.20 = 252,863,690.40/x
  3. Step 3: Cross multiply
    264,059,380.80x = 396,089,071.20 × 252,863,690.40
  4. Step 4: Simplify right side
    264,059,380.80x = 100,156,544,270,740,352
  5. Step 5: Solve for x
    x = 100,156,544,270,740,352/264,059,380.80
  6. Step 6: Final answer
    x = 379,295,535.60

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1.5x scale

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.