Home / 101,355,658.78-152,018,126.81-27,585,187.37

Finding the Fourth Proportional to 101,355,658.78, 152,018,126.81 and 27,585,187.37

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Solution

The fourth proportional to 101,355,658.78, 152,018,126.81 and 27,585,187.37 is: 41,373,600.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,355,658.78 : 152,018,126.81 = 27,585,187.37 : x
  2. Step 2: Convert to fraction form
    101,355,658.78/152,018,126.81 = 27,585,187.37/x
  3. Step 3: Cross multiply
    101,355,658.78x = 152,018,126.81 × 27,585,187.37
  4. Step 4: Simplify right side
    101,355,658.78x = 4,193,448,511,690,270.50
  5. Step 5: Solve for x
    x = 4,193,448,511,690,270.50/101,355,658.78
  6. Step 6: Final answer
    x = 41,373,600.27

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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.