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Finding the Fourth Proportional to 176,019,117.80, 264,028,676.70 and 160,890,132.20

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Solution

The fourth proportional to 176,019,117.80, 264,028,676.70 and 160,890,132.20 is: 241,335,198.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,019,117.80 : 264,028,676.70 = 160,890,132.20 : x
  2. Step 2: Convert to fraction form
    176,019,117.80/264,028,676.70 = 160,890,132.20/x
  3. Step 3: Cross multiply
    176,019,117.80x = 264,028,676.70 × 160,890,132.20
  4. Step 4: Simplify right side
    176,019,117.80x = 42,479,608,698,854,056
  5. Step 5: Solve for x
    x = 42,479,608,698,854,056/176,019,117.80
  6. Step 6: Final answer
    x = 241,335,198.30

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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.