Home / 328,187,774.52-492,099,922.08-134,235,387

Finding the Fourth Proportional to 328,187,774.52, 492,099,922.08 and 134,235,387

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Solution

The fourth proportional to 328,187,774.52, 492,099,922.08 and 134,235,387 is: 201,278,745.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,187,774.52 : 492,099,922.08 = 134,235,387 : x
  2. Step 2: Convert to fraction form
    328,187,774.52/492,099,922.08 = 134,235,387/x
  3. Step 3: Cross multiply
    328,187,774.52x = 492,099,922.08 × 134,235,387
  4. Step 4: Simplify right side
    328,187,774.52x = 66,057,223,483,078,640
  5. Step 5: Solve for x
    x = 66,057,223,483,078,640/328,187,774.52
  6. Step 6: Final answer
    x = 201,278,745.31

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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.