Home / 51,011,331.60-76,516,997.40-49,027,285.20

Finding the Fourth Proportional to 51,011,331.60, 76,516,997.40 and 49,027,285.20

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Solution

The fourth proportional to 51,011,331.60, 76,516,997.40 and 49,027,285.20 is: 73,540,927.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,011,331.60 : 76,516,997.40 = 49,027,285.20 : x
  2. Step 2: Convert to fraction form
    51,011,331.60/76,516,997.40 = 49,027,285.20/x
  3. Step 3: Cross multiply
    51,011,331.60x = 76,516,997.40 × 49,027,285.20
  4. Step 4: Simplify right side
    51,011,331.60x = 3,751,420,654,177,459
  5. Step 5: Solve for x
    x = 3,751,420,654,177,459/51,011,331.60
  6. Step 6: Final answer
    x = 73,540,927.80

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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.