Home / 145,200,064.40-217,800,096.60-131,763,136.40

Finding the Fourth Proportional to 145,200,064.40, 217,800,096.60 and 131,763,136.40

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Solution

The fourth proportional to 145,200,064.40, 217,800,096.60 and 131,763,136.40 is: 197,644,704.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,200,064.40 : 217,800,096.60 = 131,763,136.40 : x
  2. Step 2: Convert to fraction form
    145,200,064.40/217,800,096.60 = 131,763,136.40/x
  3. Step 3: Cross multiply
    145,200,064.40x = 217,800,096.60 × 131,763,136.40
  4. Step 4: Simplify right side
    145,200,064.40x = 28,698,023,836,238,976
  5. Step 5: Solve for x
    x = 28,698,023,836,238,976/145,200,064.40
  6. Step 6: Final answer
    x = 197,644,704.60

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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.