Home / 308,408,984.01-462,567,971.34-90,000,683.34

Finding the Fourth Proportional to 308,408,984.01, 462,567,971.34 and 90,000,683.34

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Solution

The fourth proportional to 308,408,984.01, 462,567,971.34 and 90,000,683.34 is: 134,987,745.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,408,984.01 : 462,567,971.34 = 90,000,683.34 : x
  2. Step 2: Convert to fraction form
    308,408,984.01/462,567,971.34 = 90,000,683.34/x
  3. Step 3: Cross multiply
    308,408,984.01x = 462,567,971.34 × 90,000,683.34
  4. Step 4: Simplify right side
    308,408,984.01x = 41,631,433,511,797,536
  5. Step 5: Solve for x
    x = 41,631,433,511,797,536/308,408,984.01
  6. Step 6: Final answer
    x = 134,987,745.72

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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.