Home / 292,780,494,017.20-439,170,741,025.80-292,780,494,017.20

Finding the Fourth Proportional to 292,780,494,017.20, 439,170,741,025.80 and 292,780,494,017.20

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Solution

The fourth proportional to 292,780,494,017.20, 439,170,741,025.80 and 292,780,494,017.20 is: 439,170,741,025.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,780,494,017.20 : 439,170,741,025.80 = 292,780,494,017.20 : x
  2. Step 2: Convert to fraction form
    292,780,494,017.20/439,170,741,025.80 = 292,780,494,017.20/x
  3. Step 3: Cross multiply
    292,780,494,017.20x = 439,170,741,025.80 × 292,780,494,017.20
  4. Step 4: Simplify right side
    292,780,494,017.20x = 128,580,626,515,433,522,987,008
  5. Step 5: Solve for x
    x = 128,580,626,515,433,522,987,008/292,780,494,017.20
  6. Step 6: Final answer
    x = 439,170,741,025.80

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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.