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Finding the Fourth Proportional to 235,872,592.80, 353,808,889.20 and 166,997,839.20

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Solution

The fourth proportional to 235,872,592.80, 353,808,889.20 and 166,997,839.20 is: 250,496,758.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,872,592.80 : 353,808,889.20 = 166,997,839.20 : x
  2. Step 2: Convert to fraction form
    235,872,592.80/353,808,889.20 = 166,997,839.20/x
  3. Step 3: Cross multiply
    235,872,592.80x = 353,808,889.20 × 166,997,839.20
  4. Step 4: Simplify right side
    235,872,592.80x = 59,085,319,986,152,208
  5. Step 5: Solve for x
    x = 59,085,319,986,152,208/235,872,592.80
  6. Step 6: Final answer
    x = 250,496,758.80

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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.