Home / 101,790,621.70-152,691,837.45-29,012,729.20

Finding the Fourth Proportional to 101,790,621.70, 152,691,837.45 and 29,012,729.20

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Solution

The fourth proportional to 101,790,621.70, 152,691,837.45 and 29,012,729.20 is: 43,520,776.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,790,621.70 : 152,691,837.45 = 29,012,729.20 : x
  2. Step 2: Convert to fraction form
    101,790,621.70/152,691,837.45 = 29,012,729.20/x
  3. Step 3: Cross multiply
    101,790,621.70x = 152,691,837.45 × 29,012,729.20
  4. Step 4: Simplify right side
    101,790,621.70x = 4,430,006,930,987,268
  5. Step 5: Solve for x
    x = 4,430,006,930,987,268/101,790,621.70
  6. Step 6: Final answer
    x = 43,520,776.84

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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.