Home / 43,849,093,456.25-65,787,805,276.77-20,282,789,410.60

Finding the Fourth Proportional to 43,849,093,456.25, 65,787,805,276.77 and 20,282,789,410.60

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Solution

The fourth proportional to 43,849,093,456.25, 65,787,805,276.77 and 20,282,789,410.60 is: 30,430,736,305.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,849,093,456.25 : 65,787,805,276.77 = 20,282,789,410.60 : x
  2. Step 2: Convert to fraction form
    43,849,093,456.25/65,787,805,276.77 = 20,282,789,410.60/x
  3. Step 3: Cross multiply
    43,849,093,456.25x = 65,787,805,276.77 × 20,282,789,410.60
  4. Step 4: Simplify right side
    43,849,093,456.25x = 1,334,360,200,213,920,743,424
  5. Step 5: Solve for x
    x = 1,334,360,200,213,920,743,424/43,849,093,456.25
  6. Step 6: Final answer
    x = 30,430,736,305.76

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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.