Home / 12,062,304,138.40-18,093,456,207.60-8,144,095,933.60

Finding the Fourth Proportional to 12,062,304,138.40, 18,093,456,207.60 and 8,144,095,933.60

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Solution

The fourth proportional to 12,062,304,138.40, 18,093,456,207.60 and 8,144,095,933.60 is: 12,216,143,900.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,062,304,138.40 : 18,093,456,207.60 = 8,144,095,933.60 : x
  2. Step 2: Convert to fraction form
    12,062,304,138.40/18,093,456,207.60 = 8,144,095,933.60/x
  3. Step 3: Cross multiply
    12,062,304,138.40x = 18,093,456,207.60 × 8,144,095,933.60
  4. Step 4: Simplify right side
    12,062,304,138.40x = 147,354,843,125,084,831,744
  5. Step 5: Solve for x
    x = 147,354,843,125,084,831,744/12,062,304,138.40
  6. Step 6: Final answer
    x = 12,216,143,900.40

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Double scale
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1.5x scale

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.