Home / 242,563,621.38-334,737,797.52-138,151,408.14

Finding the Fourth Proportional to 242,563,621.38, 334,737,797.52 and 138,151,408.14

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Solution

The fourth proportional to 242,563,621.38, 334,737,797.52 and 138,151,408.14 is: 190,648,943.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,563,621.38 : 334,737,797.52 = 138,151,408.14 : x
  2. Step 2: Convert to fraction form
    242,563,621.38/334,737,797.52 = 138,151,408.14/x
  3. Step 3: Cross multiply
    242,563,621.38x = 334,737,797.52 × 138,151,408.14
  4. Step 4: Simplify right side
    242,563,621.38x = 46,244,498,085,070,192
  5. Step 5: Solve for x
    x = 46,244,498,085,070,192/242,563,621.38
  6. Step 6: Final answer
    x = 190,648,943.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.