Home / 111,262,320.64-166,891,485.94-45,669,215.22

Finding the Fourth Proportional to 111,262,320.64, 166,891,485.94 and 45,669,215.22

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Solution

The fourth proportional to 111,262,320.64, 166,891,485.94 and 45,669,215.22 is: 68,503,003.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,262,320.64 : 166,891,485.94 = 45,669,215.22 : x
  2. Step 2: Convert to fraction form
    111,262,320.64/166,891,485.94 = 45,669,215.22/x
  3. Step 3: Cross multiply
    111,262,320.64x = 166,891,485.94 × 45,669,215.22
  4. Step 4: Simplify right side
    111,262,320.64x = 7,621,803,189,779,464
  5. Step 5: Solve for x
    x = 7,621,803,189,779,464/111,262,320.64
  6. Step 6: Final answer
    x = 68,503,003.95

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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.