Home / 324,408,173-447,674,029.82-190,443,935.12

Finding the Fourth Proportional to 324,408,173, 447,674,029.82 and 190,443,935.12

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Solution

The fourth proportional to 324,408,173, 447,674,029.82 and 190,443,935.12 is: 262,807,200.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,408,173 : 447,674,029.82 = 190,443,935.12 : x
  2. Step 2: Convert to fraction form
    324,408,173/447,674,029.82 = 190,443,935.12/x
  3. Step 3: Cross multiply
    324,408,173x = 447,674,029.82 × 190,443,935.12
  4. Step 4: Simplify right side
    324,408,173x = 85,256,803,889,949,024
  5. Step 5: Solve for x
    x = 85,256,803,889,949,024/324,408,173
  6. Step 6: Final answer
    x = 262,807,200.88

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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.