Home / 260,200,512,122.40-389,566,104,145.20-260,200,512,122.40

Finding the Fourth Proportional to 260,200,512,122.40, 389,566,104,145.20 and 260,200,512,122.40

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Solution

The fourth proportional to 260,200,512,122.40, 389,566,104,145.20 and 260,200,512,122.40 is: 389,566,104,145.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,200,512,122.40 : 389,566,104,145.20 = 260,200,512,122.40 : x
  2. Step 2: Convert to fraction form
    260,200,512,122.40/389,566,104,145.20 = 260,200,512,122.40/x
  3. Step 3: Cross multiply
    260,200,512,122.40x = 389,566,104,145.20 × 260,200,512,122.40
  4. Step 4: Simplify right side
    260,200,512,122.40x = 101,365,299,804,109,254,164,480
  5. Step 5: Solve for x
    x = 101,365,299,804,109,254,164,480/260,200,512,122.40
  6. Step 6: Final answer
    x = 389,566,104,145.20

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1.5x scale

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.