Home / 145,481,745.02-218,251,364.96-53,366,338.38

Finding the Fourth Proportional to 145,481,745.02, 218,251,364.96 and 53,366,338.38

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Solution

The fourth proportional to 145,481,745.02, 218,251,364.96 and 53,366,338.38 is: 80,060,052.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,481,745.02 : 218,251,364.96 = 53,366,338.38 : x
  2. Step 2: Convert to fraction form
    145,481,745.02/218,251,364.96 = 53,366,338.38/x
  3. Step 3: Cross multiply
    145,481,745.02x = 218,251,364.96 × 53,366,338.38
  4. Step 4: Simplify right side
    145,481,745.02x = 11,647,276,194,085,404
  5. Step 5: Solve for x
    x = 11,647,276,194,085,404/145,481,745.02
  6. Step 6: Final answer
    x = 80,060,052.85

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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.