Home / 179,610,312.70-269,415,469.05-140,868,263.80

Finding the Fourth Proportional to 179,610,312.70, 269,415,469.05 and 140,868,263.80

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Solution

The fourth proportional to 179,610,312.70, 269,415,469.05 and 140,868,263.80 is: 211,302,395.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,610,312.70 : 269,415,469.05 = 140,868,263.80 : x
  2. Step 2: Convert to fraction form
    179,610,312.70/269,415,469.05 = 140,868,263.80/x
  3. Step 3: Cross multiply
    179,610,312.70x = 269,415,469.05 × 140,868,263.80
  4. Step 4: Simplify right side
    179,610,312.70x = 37,952,089,365,936,144
  5. Step 5: Solve for x
    x = 37,952,089,365,936,144/179,610,312.70
  6. Step 6: Final answer
    x = 211,302,395.70

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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.