Home / 128,664,552.70-192,996,829.05-32,926,440.70

Finding the Fourth Proportional to 128,664,552.70, 192,996,829.05 and 32,926,440.70

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Solution

The fourth proportional to 128,664,552.70, 192,996,829.05 and 32,926,440.70 is: 49,389,661.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,664,552.70 : 192,996,829.05 = 32,926,440.70 : x
  2. Step 2: Convert to fraction form
    128,664,552.70/192,996,829.05 = 32,926,440.70/x
  3. Step 3: Cross multiply
    128,664,552.70x = 192,996,829.05 × 32,926,440.70
  4. Step 4: Simplify right side
    128,664,552.70x = 6,354,698,647,002,863
  5. Step 5: Solve for x
    x = 6,354,698,647,002,863/128,664,552.70
  6. Step 6: Final answer
    x = 49,389,661.05

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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.