Home / 128,317,167,251.20-192,475,750,876.80-34,004,671,321.60

Finding the Fourth Proportional to 128,317,167,251.20, 192,475,750,876.80 and 34,004,671,321.60

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Solution

The fourth proportional to 128,317,167,251.20, 192,475,750,876.80 and 34,004,671,321.60 is: 51,007,006,982.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,317,167,251.20 : 192,475,750,876.80 = 34,004,671,321.60 : x
  2. Step 2: Convert to fraction form
    128,317,167,251.20/192,475,750,876.80 = 34,004,671,321.60/x
  3. Step 3: Cross multiply
    128,317,167,251.20x = 192,475,750,876.80 × 34,004,671,321.60
  4. Step 4: Simplify right side
    128,317,167,251.20x = 6,545,074,645,943,746,297,856
  5. Step 5: Solve for x
    x = 6,545,074,645,943,746,297,856/128,317,167,251.20
  6. Step 6: Final answer
    x = 51,007,006,982.40

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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.