Home / 43,541,690,261.40-65,324,628,627.30-18,710,247,317.40

Finding the Fourth Proportional to 43,541,690,261.40, 65,324,628,627.30 and 18,710,247,317.40

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Solution

The fourth proportional to 43,541,690,261.40, 65,324,628,627.30 and 18,710,247,317.40 is: 28,070,567,545.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,541,690,261.40 : 65,324,628,627.30 = 18,710,247,317.40 : x
  2. Step 2: Convert to fraction form
    43,541,690,261.40/65,324,628,627.30 = 18,710,247,317.40/x
  3. Step 3: Cross multiply
    43,541,690,261.40x = 65,324,628,627.30 × 18,710,247,317.40
  4. Step 4: Simplify right side
    43,541,690,261.40x = 1,222,239,957,534,091,247,616
  5. Step 5: Solve for x
    x = 1,222,239,957,534,091,247,616/43,541,690,261.40
  6. Step 6: Final answer
    x = 28,070,567,545.64

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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.