Home / 218,366,469.60-327,549,704.40-103,575,213.60

Finding the Fourth Proportional to 218,366,469.60, 327,549,704.40 and 103,575,213.60

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Solution

The fourth proportional to 218,366,469.60, 327,549,704.40 and 103,575,213.60 is: 155,362,820.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,366,469.60 : 327,549,704.40 = 103,575,213.60 : x
  2. Step 2: Convert to fraction form
    218,366,469.60/327,549,704.40 = 103,575,213.60/x
  3. Step 3: Cross multiply
    218,366,469.60x = 327,549,704.40 × 103,575,213.60
  4. Step 4: Simplify right side
    218,366,469.60x = 33,926,030,597,846,856
  5. Step 5: Solve for x
    x = 33,926,030,597,846,856/218,366,469.60
  6. Step 6: Final answer
    x = 155,362,820.40

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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.