Home / 94,739,378-130,747,939.08-75,320,522.96

Finding the Fourth Proportional to 94,739,378, 130,747,939.08 and 75,320,522.96

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Solution

The fourth proportional to 94,739,378, 130,747,939.08 and 75,320,522.96 is: 103,948,361.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,739,378 : 130,747,939.08 = 75,320,522.96 : x
  2. Step 2: Convert to fraction form
    94,739,378/130,747,939.08 = 75,320,522.96/x
  3. Step 3: Cross multiply
    94,739,378x = 130,747,939.08 × 75,320,522.96
  4. Step 4: Simplify right side
    94,739,378x = 9,848,003,147,447,820
  5. Step 5: Solve for x
    x = 9,848,003,147,447,820/94,739,378
  6. Step 6: Final answer
    x = 103,948,361.87

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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.