Home / 131,746,640.70-197,380,812.60-107,353,498.80

Finding the Fourth Proportional to 131,746,640.70, 197,380,812.60 and 107,353,498.80

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Solution

The fourth proportional to 131,746,640.70, 197,380,812.60 and 107,353,498.80 is: 160,835,378.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,746,640.70 : 197,380,812.60 = 107,353,498.80 : x
  2. Step 2: Convert to fraction form
    131,746,640.70/197,380,812.60 = 107,353,498.80/x
  3. Step 3: Cross multiply
    131,746,640.70x = 197,380,812.60 × 107,353,498.80
  4. Step 4: Simplify right side
    131,746,640.70x = 21,189,520,828,597,124
  5. Step 5: Solve for x
    x = 21,189,520,828,597,124/131,746,640.70
  6. Step 6: Final answer
    x = 160,835,378.54

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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.