Home / 8,269,886,839.80-11,413,408,674.48-4,702,128,323.64

Finding the Fourth Proportional to 8,269,886,839.80, 11,413,408,674.48 and 4,702,128,323.64

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Solution

The fourth proportional to 8,269,886,839.80, 11,413,408,674.48 and 4,702,128,323.64 is: 6,489,485,677.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,269,886,839.80 : 11,413,408,674.48 = 4,702,128,323.64 : x
  2. Step 2: Convert to fraction form
    8,269,886,839.80/11,413,408,674.48 = 4,702,128,323.64/x
  3. Step 3: Cross multiply
    8,269,886,839.80x = 11,413,408,674.48 × 4,702,128,323.64
  4. Step 4: Simplify right side
    8,269,886,839.80x = 53,667,312,197,550,874,624
  5. Step 5: Solve for x
    x = 53,667,312,197,550,874,624/8,269,886,839.80
  6. Step 6: Final answer
    x = 6,489,485,677.03

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.