Home / 220,747,120.40-330,837,245.40-169,374,490.40

Finding the Fourth Proportional to 220,747,120.40, 330,837,245.40 and 169,374,490.40

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Solution

The fourth proportional to 220,747,120.40, 330,837,245.40 and 169,374,490.40 is: 253,844,261.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,747,120.40 : 330,837,245.40 = 169,374,490.40 : x
  2. Step 2: Convert to fraction form
    220,747,120.40/330,837,245.40 = 169,374,490.40/x
  3. Step 3: Cross multiply
    220,747,120.40x = 330,837,245.40 × 169,374,490.40
  4. Step 4: Simplify right side
    220,747,120.40x = 56,035,389,844,964,744
  5. Step 5: Solve for x
    x = 56,035,389,844,964,744/220,747,120.40
  6. Step 6: Final answer
    x = 253,844,261.90

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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.