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Finding the Fourth Proportional to 194,889,392.64, 292,238,429.42 and 96,407,313.56

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Solution

The fourth proportional to 194,889,392.64, 292,238,429.42 and 96,407,313.56 is: 144,563,649.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,889,392.64 : 292,238,429.42 = 96,407,313.56 : x
  2. Step 2: Convert to fraction form
    194,889,392.64/292,238,429.42 = 96,407,313.56/x
  3. Step 3: Cross multiply
    194,889,392.64x = 292,238,429.42 × 96,407,313.56
  4. Step 4: Simplify right side
    194,889,392.64x = 28,173,921,899,375,872
  5. Step 5: Solve for x
    x = 28,173,921,899,375,872/194,889,392.64
  6. Step 6: Final answer
    x = 144,563,649.76

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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.