Home / 82,367,504.60-113,666,844.42-45,198,406.76

Finding the Fourth Proportional to 82,367,504.60, 113,666,844.42 and 45,198,406.76

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Solution

The fourth proportional to 82,367,504.60, 113,666,844.42 and 45,198,406.76 is: 62,373,630.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,367,504.60 : 113,666,844.42 = 45,198,406.76 : x
  2. Step 2: Convert to fraction form
    82,367,504.60/113,666,844.42 = 45,198,406.76/x
  3. Step 3: Cross multiply
    82,367,504.60x = 113,666,844.42 × 45,198,406.76
  4. Step 4: Simplify right side
    82,367,504.60x = 5,137,560,269,220,796
  5. Step 5: Solve for x
    x = 5,137,560,269,220,796/82,367,504.60
  6. Step 6: Final answer
    x = 62,373,630.16

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1.5x scale

Why These Related Problems?

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