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Finding the Fourth Proportional to 224,580,939.60, 336,871,409.40 and 191,702,456.40

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Solution

The fourth proportional to 224,580,939.60, 336,871,409.40 and 191,702,456.40 is: 287,553,684.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,580,939.60 : 336,871,409.40 = 191,702,456.40 : x
  2. Step 2: Convert to fraction form
    224,580,939.60/336,871,409.40 = 191,702,456.40/x
  3. Step 3: Cross multiply
    224,580,939.60x = 336,871,409.40 × 191,702,456.40
  4. Step 4: Simplify right side
    224,580,939.60x = 64,579,076,672,910,048
  5. Step 5: Solve for x
    x = 64,579,076,672,910,048/224,580,939.60
  6. Step 6: Final answer
    x = 287,553,684.60

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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.