Home / 337,099,640.40-505,649,460.60-314,928,709.20

Finding the Fourth Proportional to 337,099,640.40, 505,649,460.60 and 314,928,709.20

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Solution

The fourth proportional to 337,099,640.40, 505,649,460.60 and 314,928,709.20 is: 472,393,063.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,099,640.40 : 505,649,460.60 = 314,928,709.20 : x
  2. Step 2: Convert to fraction form
    337,099,640.40/505,649,460.60 = 314,928,709.20/x
  3. Step 3: Cross multiply
    337,099,640.40x = 505,649,460.60 × 314,928,709.20
  4. Step 4: Simplify right side
    337,099,640.40x = 159,243,531,934,434,272
  5. Step 5: Solve for x
    x = 159,243,531,934,434,272/337,099,640.40
  6. Step 6: Final answer
    x = 472,393,063.80

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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.