Home / 146,702,965.40-220,054,448.10-131,397,464.60

Finding the Fourth Proportional to 146,702,965.40, 220,054,448.10 and 131,397,464.60

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Solution

The fourth proportional to 146,702,965.40, 220,054,448.10 and 131,397,464.60 is: 197,096,196.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,702,965.40 : 220,054,448.10 = 131,397,464.60 : x
  2. Step 2: Convert to fraction form
    146,702,965.40/220,054,448.10 = 131,397,464.60/x
  3. Step 3: Cross multiply
    146,702,965.40x = 220,054,448.10 × 131,397,464.60
  4. Step 4: Simplify right side
    146,702,965.40x = 28,914,596,554,292,284
  5. Step 5: Solve for x
    x = 28,914,596,554,292,284/146,702,965.40
  6. Step 6: Final answer
    x = 197,096,196.90

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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.