Home / 147,840,745.14-221,604,734.88-55,684,610.15

Finding the Fourth Proportional to 147,840,745.14, 221,604,734.88 and 55,684,610.15

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Solution

The fourth proportional to 147,840,745.14, 221,604,734.88 and 55,684,610.15 is: 83,468,013.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,840,745.14 : 221,604,734.88 = 55,684,610.15 : x
  2. Step 2: Convert to fraction form
    147,840,745.14/221,604,734.88 = 55,684,610.15/x
  3. Step 3: Cross multiply
    147,840,745.14x = 221,604,734.88 × 55,684,610.15
  4. Step 4: Simplify right side
    147,840,745.14x = 12,339,973,268,078,884
  5. Step 5: Solve for x
    x = 12,339,973,268,078,884/147,840,745.14
  6. Step 6: Final answer
    x = 83,468,013.21

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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.