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Finding the Fourth Proportional to 171,648,552.40, 257,472,828.60 and 160,227,163.60

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Solution

The fourth proportional to 171,648,552.40, 257,472,828.60 and 160,227,163.60 is: 240,340,745.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,648,552.40 : 257,472,828.60 = 160,227,163.60 : x
  2. Step 2: Convert to fraction form
    171,648,552.40/257,472,828.60 = 160,227,163.60/x
  3. Step 3: Cross multiply
    171,648,552.40x = 257,472,828.60 × 160,227,163.60
  4. Step 4: Simplify right side
    171,648,552.40x = 41,254,141,030,646,960
  5. Step 5: Solve for x
    x = 41,254,141,030,646,960/171,648,552.40
  6. Step 6: Final answer
    x = 240,340,745.40

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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.