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Finding the Fourth Proportional to 164,375,551.80, 246,563,327.70 and 103,153,548.60

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Solution

The fourth proportional to 164,375,551.80, 246,563,327.70 and 103,153,548.60 is: 154,730,322.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,375,551.80 : 246,563,327.70 = 103,153,548.60 : x
  2. Step 2: Convert to fraction form
    164,375,551.80/246,563,327.70 = 103,153,548.60/x
  3. Step 3: Cross multiply
    164,375,551.80x = 246,563,327.70 × 103,153,548.60
  4. Step 4: Simplify right side
    164,375,551.80x = 25,433,882,206,879,672
  5. Step 5: Solve for x
    x = 25,433,882,206,879,672/164,375,551.80
  6. Step 6: Final answer
    x = 154,730,322.90

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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.