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Finding the Fourth Proportional to 166,834,461.60, 250,251,692.40 and 160,032,016.80

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Solution

The fourth proportional to 166,834,461.60, 250,251,692.40 and 160,032,016.80 is: 240,048,025.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,834,461.60 : 250,251,692.40 = 160,032,016.80 : x
  2. Step 2: Convert to fraction form
    166,834,461.60/250,251,692.40 = 160,032,016.80/x
  3. Step 3: Cross multiply
    166,834,461.60x = 250,251,692.40 × 160,032,016.80
  4. Step 4: Simplify right side
    166,834,461.60x = 40,048,283,042,385,240
  5. Step 5: Solve for x
    x = 40,048,283,042,385,240/166,834,461.60
  6. Step 6: Final answer
    x = 240,048,025.20

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1.5x scale

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.