Home / 209,632,311.60-314,448,467.40-133,293,764.40

Finding the Fourth Proportional to 209,632,311.60, 314,448,467.40 and 133,293,764.40

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Solution

The fourth proportional to 209,632,311.60, 314,448,467.40 and 133,293,764.40 is: 199,940,646.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,632,311.60 : 314,448,467.40 = 133,293,764.40 : x
  2. Step 2: Convert to fraction form
    209,632,311.60/314,448,467.40 = 133,293,764.40/x
  3. Step 3: Cross multiply
    209,632,311.60x = 314,448,467.40 × 133,293,764.40
  4. Step 4: Simplify right side
    209,632,311.60x = 41,914,019,929,556,680
  5. Step 5: Solve for x
    x = 41,914,019,929,556,680/209,632,311.60
  6. Step 6: Final answer
    x = 199,940,646.60

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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.