Home / 197,447,148.60-296,170,722.90-140,051,520.60

Finding the Fourth Proportional to 197,447,148.60, 296,170,722.90 and 140,051,520.60

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Solution

The fourth proportional to 197,447,148.60, 296,170,722.90 and 140,051,520.60 is: 210,077,280.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,447,148.60 : 296,170,722.90 = 140,051,520.60 : x
  2. Step 2: Convert to fraction form
    197,447,148.60/296,170,722.90 = 140,051,520.60/x
  3. Step 3: Cross multiply
    197,447,148.60x = 296,170,722.90 × 140,051,520.60
  4. Step 4: Simplify right side
    197,447,148.60x = 41,479,160,099,346,240
  5. Step 5: Solve for x
    x = 41,479,160,099,346,240/197,447,148.60
  6. Step 6: Final answer
    x = 210,077,280.90

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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.