Home / 219,597,714.21-329,398,933.63-66,245,099.97

Finding the Fourth Proportional to 219,597,714.21, 329,398,933.63 and 66,245,099.97

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Solution

The fourth proportional to 219,597,714.21, 329,398,933.63 and 66,245,099.97 is: 99,368,362.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,597,714.21 : 329,398,933.63 = 66,245,099.97 : x
  2. Step 2: Convert to fraction form
    219,597,714.21/329,398,933.63 = 66,245,099.97/x
  3. Step 3: Cross multiply
    219,597,714.21x = 329,398,933.63 × 66,245,099.97
  4. Step 4: Simplify right side
    219,597,714.21x = 21,821,065,286,683,752
  5. Step 5: Solve for x
    x = 21,821,065,286,683,752/219,597,714.21
  6. Step 6: Final answer
    x = 99,368,362.58

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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.