Home / 84,975,165.60-127,462,748.40-44,580,400.80

Finding the Fourth Proportional to 84,975,165.60, 127,462,748.40 and 44,580,400.80

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Solution

The fourth proportional to 84,975,165.60, 127,462,748.40 and 44,580,400.80 is: 66,870,601.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,975,165.60 : 127,462,748.40 = 44,580,400.80 : x
  2. Step 2: Convert to fraction form
    84,975,165.60/127,462,748.40 = 44,580,400.80/x
  3. Step 3: Cross multiply
    84,975,165.60x = 127,462,748.40 × 44,580,400.80
  4. Step 4: Simplify right side
    84,975,165.60x = 5,682,340,410,741,559
  5. Step 5: Solve for x
    x = 5,682,340,410,741,559/84,975,165.60
  6. Step 6: Final answer
    x = 66,870,601.20

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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.