Home / 587,405,257.72-881,208,268.26-242,170,161.64

Finding the Fourth Proportional to 587,405,257.72, 881,208,268.26 and 242,170,161.64

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Solution

The fourth proportional to 587,405,257.72, 881,208,268.26 and 242,170,161.64 is: 363,296,626.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,405,257.72 : 881,208,268.26 = 242,170,161.64 : x
  2. Step 2: Convert to fraction form
    587,405,257.72/881,208,268.26 = 242,170,161.64/x
  3. Step 3: Cross multiply
    587,405,257.72x = 881,208,268.26 × 242,170,161.64
  4. Step 4: Simplify right side
    587,405,257.72x = 213,402,348,763,028,672
  5. Step 5: Solve for x
    x = 213,402,348,763,028,672/587,405,257.72
  6. Step 6: Final answer
    x = 363,296,626.92

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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.