Home / 164,867,998.20-247,301,997.30-57,173,508.60

Finding the Fourth Proportional to 164,867,998.20, 247,301,997.30 and 57,173,508.60

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Solution

The fourth proportional to 164,867,998.20, 247,301,997.30 and 57,173,508.60 is: 85,760,262.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,867,998.20 : 247,301,997.30 = 57,173,508.60 : x
  2. Step 2: Convert to fraction form
    164,867,998.20/247,301,997.30 = 57,173,508.60/x
  3. Step 3: Cross multiply
    164,867,998.20x = 247,301,997.30 × 57,173,508.60
  4. Step 4: Simplify right side
    164,867,998.20x = 14,139,122,869,428,728
  5. Step 5: Solve for x
    x = 14,139,122,869,428,728/164,867,998.20
  6. Step 6: Final answer
    x = 85,760,262.90

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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.