Home / 128,160,533.70-192,240,800.55-41,907,659.40

Finding the Fourth Proportional to 128,160,533.70, 192,240,800.55 and 41,907,659.40

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Solution

The fourth proportional to 128,160,533.70, 192,240,800.55 and 41,907,659.40 is: 62,861,489.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,160,533.70 : 192,240,800.55 = 41,907,659.40 : x
  2. Step 2: Convert to fraction form
    128,160,533.70/192,240,800.55 = 41,907,659.40/x
  3. Step 3: Cross multiply
    128,160,533.70x = 192,240,800.55 × 41,907,659.40
  4. Step 4: Simplify right side
    128,160,533.70x = 8,056,361,992,232,733
  5. Step 5: Solve for x
    x = 8,056,361,992,232,733/128,160,533.70
  6. Step 6: Final answer
    x = 62,861,489.10

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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.