Home / 306,512,632,008.80-459,768,948,013.20-181,129,969,455.20

Finding the Fourth Proportional to 306,512,632,008.80, 459,768,948,013.20 and 181,129,969,455.20

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Solution

The fourth proportional to 306,512,632,008.80, 459,768,948,013.20 and 181,129,969,455.20 is: 271,694,954,182.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,512,632,008.80 : 459,768,948,013.20 = 181,129,969,455.20 : x
  2. Step 2: Convert to fraction form
    306,512,632,008.80/459,768,948,013.20 = 181,129,969,455.20/x
  3. Step 3: Cross multiply
    306,512,632,008.80x = 459,768,948,013.20 × 181,129,969,455.20
  4. Step 4: Simplify right side
    306,512,632,008.80x = 83,277,935,510,080,364,478,464
  5. Step 5: Solve for x
    x = 83,277,935,510,080,364,478,464/306,512,632,008.80
  6. Step 6: Final answer
    x = 271,694,954,182.80

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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.