Home / 219,597,713.58-329,398,932.69-66,245,099.34

Finding the Fourth Proportional to 219,597,713.58, 329,398,932.69 and 66,245,099.34

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Solution

The fourth proportional to 219,597,713.58, 329,398,932.69 and 66,245,099.34 is: 99,368,361.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,597,713.58 : 329,398,932.69 = 66,245,099.34 : x
  2. Step 2: Convert to fraction form
    219,597,713.58/329,398,932.69 = 66,245,099.34/x
  3. Step 3: Cross multiply
    219,597,713.58x = 329,398,932.69 × 66,245,099.34
  4. Step 4: Simplify right side
    219,597,713.58x = 21,821,065,018,539,024
  5. Step 5: Solve for x
    x = 21,821,065,018,539,024/219,597,713.58
  6. Step 6: Final answer
    x = 99,368,361.64

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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.