Home / 352,556,630.16-528,480,190.44-145,446,097.20

Finding the Fourth Proportional to 352,556,630.16, 528,480,190.44 and 145,446,097.20

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Solution

The fourth proportional to 352,556,630.16, 528,480,190.44 and 145,446,097.20 is: 218,022,792.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,556,630.16 : 528,480,190.44 = 145,446,097.20 : x
  2. Step 2: Convert to fraction form
    352,556,630.16/528,480,190.44 = 145,446,097.20/x
  3. Step 3: Cross multiply
    352,556,630.16x = 528,480,190.44 × 145,446,097.20
  4. Step 4: Simplify right side
    352,556,630.16x = 76,865,381,147,010,752
  5. Step 5: Solve for x
    x = 76,865,381,147,010,752/352,556,630.16
  6. Step 6: Final answer
    x = 218,022,792.85

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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.