Home / 807,434,144.06-1,211,151,217.71-194,018,370.62

Finding the Fourth Proportional to 807,434,144.06, 1,211,151,217.71 and 194,018,370.62

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Solution

The fourth proportional to 807,434,144.06, 1,211,151,217.71 and 194,018,370.62 is: 291,027,556.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,434,144.06 : 1,211,151,217.71 = 194,018,370.62 : x
  2. Step 2: Convert to fraction form
    807,434,144.06/1,211,151,217.71 = 194,018,370.62/x
  3. Step 3: Cross multiply
    807,434,144.06x = 1,211,151,217.71 × 194,018,370.62
  4. Step 4: Simplify right side
    807,434,144.06x = 234,985,585,828,467,360
  5. Step 5: Solve for x
    x = 234,985,585,828,467,360/807,434,144.06
  6. Step 6: Final answer
    x = 291,027,556.31

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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.