Home / 161,751,775.80-242,627,663.70-100,529,772.60

Finding the Fourth Proportional to 161,751,775.80, 242,627,663.70 and 100,529,772.60

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Solution

The fourth proportional to 161,751,775.80, 242,627,663.70 and 100,529,772.60 is: 150,794,658.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,751,775.80 : 242,627,663.70 = 100,529,772.60 : x
  2. Step 2: Convert to fraction form
    161,751,775.80/242,627,663.70 = 100,529,772.60/x
  3. Step 3: Cross multiply
    161,751,775.80x = 242,627,663.70 × 100,529,772.60
  4. Step 4: Simplify right side
    161,751,775.80x = 24,391,303,858,230,272
  5. Step 5: Solve for x
    x = 24,391,303,858,230,272/161,751,775.80
  6. Step 6: Final answer
    x = 150,794,658.90

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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.