Home / 168,565,178.32-252,847,865.16-47,396,630.32

Finding the Fourth Proportional to 168,565,178.32, 252,847,865.16 and 47,396,630.32

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Solution

The fourth proportional to 168,565,178.32, 252,847,865.16 and 47,396,630.32 is: 71,094,972.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,565,178.32 : 252,847,865.16 = 47,396,630.32 : x
  2. Step 2: Convert to fraction form
    168,565,178.32/252,847,865.16 = 47,396,630.32/x
  3. Step 3: Cross multiply
    168,565,178.32x = 252,847,865.16 × 47,396,630.32
  4. Step 4: Simplify right side
    168,565,178.32x = 11,984,136,792,189,728
  5. Step 5: Solve for x
    x = 11,984,136,792,189,728/168,565,178.32
  6. Step 6: Final answer
    x = 71,094,972.95

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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.