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Finding the Fourth Proportional to 166,834,485.60, 250,251,728.40 and 160,032,040.80

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Solution

The fourth proportional to 166,834,485.60, 250,251,728.40 and 160,032,040.80 is: 240,048,061.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,834,485.60 : 250,251,728.40 = 160,032,040.80 : x
  2. Step 2: Convert to fraction form
    166,834,485.60/250,251,728.40 = 160,032,040.80/x
  3. Step 3: Cross multiply
    166,834,485.60x = 250,251,728.40 × 160,032,040.80
  4. Step 4: Simplify right side
    166,834,485.60x = 40,048,294,809,579,320
  5. Step 5: Solve for x
    x = 40,048,294,809,579,320/166,834,485.60
  6. Step 6: Final answer
    x = 240,048,061.20

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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.