Home / 336,810,190.80-505,215,286.20-164,397,608.40

Finding the Fourth Proportional to 336,810,190.80, 505,215,286.20 and 164,397,608.40

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Solution

The fourth proportional to 336,810,190.80, 505,215,286.20 and 164,397,608.40 is: 246,596,412.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,810,190.80 : 505,215,286.20 = 164,397,608.40 : x
  2. Step 2: Convert to fraction form
    336,810,190.80/505,215,286.20 = 164,397,608.40/x
  3. Step 3: Cross multiply
    336,810,190.80x = 505,215,286.20 × 164,397,608.40
  4. Step 4: Simplify right side
    336,810,190.80x = 83,056,184,778,401,520
  5. Step 5: Solve for x
    x = 83,056,184,778,401,520/336,810,190.80
  6. Step 6: Final answer
    x = 246,596,412.60

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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.