Home / 82,604,157.75-113,993,964.83-45,438,245.58

Finding the Fourth Proportional to 82,604,157.75, 113,993,964.83 and 45,438,245.58

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Solution

The fourth proportional to 82,604,157.75, 113,993,964.83 and 45,438,245.58 is: 62,704,903.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,604,157.75 : 113,993,964.83 = 45,438,245.58 : x
  2. Step 2: Convert to fraction form
    82,604,157.75/113,993,964.83 = 45,438,245.58/x
  3. Step 3: Cross multiply
    82,604,157.75x = 113,993,964.83 × 45,438,245.58
  4. Step 4: Simplify right side
    82,604,157.75x = 5,179,685,769,124,496
  5. Step 5: Solve for x
    x = 5,179,685,769,124,496/82,604,157.75
  6. Step 6: Final answer
    x = 62,704,903.85

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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.