Home / 75,795,742.30-113,481,037.05-73,669,978.30

Finding the Fourth Proportional to 75,795,742.30, 113,481,037.05 and 73,669,978.30

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Solution

The fourth proportional to 75,795,742.30, 113,481,037.05 and 73,669,978.30 is: 110,298,352.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,795,742.30 : 113,481,037.05 = 73,669,978.30 : x
  2. Step 2: Convert to fraction form
    75,795,742.30/113,481,037.05 = 73,669,978.30/x
  3. Step 3: Cross multiply
    75,795,742.30x = 113,481,037.05 × 73,669,978.30
  4. Step 4: Simplify right side
    75,795,742.30x = 8,360,145,536,934,995
  5. Step 5: Solve for x
    x = 8,360,145,536,934,995/75,795,742.30
  6. Step 6: Final answer
    x = 110,298,352.96

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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.