Home / 352,578,272,971.32-528,092,204,769.54-291,378,964,960.44

Finding the Fourth Proportional to 352,578,272,971.32, 528,092,204,769.54 and 291,378,964,960.44

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Solution

The fourth proportional to 352,578,272,971.32, 528,092,204,769.54 and 291,378,964,960.44 is: 436,427,800,081.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,578,272,971.32 : 528,092,204,769.54 = 291,378,964,960.44 : x
  2. Step 2: Convert to fraction form
    352,578,272,971.32/528,092,204,769.54 = 291,378,964,960.44/x
  3. Step 3: Cross multiply
    352,578,272,971.32x = 528,092,204,769.54 × 291,378,964,960.44
  4. Step 4: Simplify right side
    352,578,272,971.32x = 153,874,960,029,425,300,668,416
  5. Step 5: Solve for x
    x = 153,874,960,029,425,300,668,416/352,578,272,971.32
  6. Step 6: Final answer
    x = 436,427,800,081.55

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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.