Home / 56,460,810.60-84,691,215.90-55,327,069.80

Finding the Fourth Proportional to 56,460,810.60, 84,691,215.90 and 55,327,069.80

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Solution

The fourth proportional to 56,460,810.60, 84,691,215.90 and 55,327,069.80 is: 82,990,604.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,460,810.60 : 84,691,215.90 = 55,327,069.80 : x
  2. Step 2: Convert to fraction form
    56,460,810.60/84,691,215.90 = 55,327,069.80/x
  3. Step 3: Cross multiply
    56,460,810.60x = 84,691,215.90 × 55,327,069.80
  4. Step 4: Simplify right side
    56,460,810.60x = 4,685,716,813,546,170
  5. Step 5: Solve for x
    x = 4,685,716,813,546,170/56,460,810.60
  6. Step 6: Final answer
    x = 82,990,604.70

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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.