Home / 248,831,999.80-373,247,999.70-223,749,734.20

Finding the Fourth Proportional to 248,831,999.80, 373,247,999.70 and 223,749,734.20

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Solution

The fourth proportional to 248,831,999.80, 373,247,999.70 and 223,749,734.20 is: 335,624,601.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,831,999.80 : 373,247,999.70 = 223,749,734.20 : x
  2. Step 2: Convert to fraction form
    248,831,999.80/373,247,999.70 = 223,749,734.20/x
  3. Step 3: Cross multiply
    248,831,999.80x = 373,247,999.70 × 223,749,734.20
  4. Step 4: Simplify right side
    248,831,999.80x = 83,514,140,723,556,672
  5. Step 5: Solve for x
    x = 83,514,140,723,556,672/248,831,999.80
  6. Step 6: Final answer
    x = 335,624,601.30

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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.