Home / 352,556,628.66-528,480,188.19-145,446,095.70

Finding the Fourth Proportional to 352,556,628.66, 528,480,188.19 and 145,446,095.70

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Solution

The fourth proportional to 352,556,628.66, 528,480,188.19 and 145,446,095.70 is: 218,022,790.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,556,628.66 : 528,480,188.19 = 145,446,095.70 : x
  2. Step 2: Convert to fraction form
    352,556,628.66/528,480,188.19 = 145,446,095.70/x
  3. Step 3: Cross multiply
    352,556,628.66x = 528,480,188.19 × 145,446,095.70
  4. Step 4: Simplify right side
    352,556,628.66x = 76,865,380,027,036,736
  5. Step 5: Solve for x
    x = 76,865,380,027,036,736/352,556,628.66
  6. Step 6: Final answer
    x = 218,022,790.61

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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.