Home / 336,654,745.38-505,030,312.46-103,505,034.21

Finding the Fourth Proportional to 336,654,745.38, 505,030,312.46 and 103,505,034.21

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Solution

The fourth proportional to 336,654,745.38, 505,030,312.46 and 103,505,034.21 is: 155,272,368.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,654,745.38 : 505,030,312.46 = 103,505,034.21 : x
  2. Step 2: Convert to fraction form
    336,654,745.38/505,030,312.46 = 103,505,034.21/x
  3. Step 3: Cross multiply
    336,654,745.38x = 505,030,312.46 × 103,505,034.21
  4. Step 4: Simplify right side
    336,654,745.38x = 52,273,179,767,741,760
  5. Step 5: Solve for x
    x = 52,273,179,767,741,760/336,654,745.38
  6. Step 6: Final answer
    x = 155,272,368.75

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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.