Home / 80,481,513,633.76-111,061,255,236.69-43,858,851,307.81

Finding the Fourth Proportional to 80,481,513,633.76, 111,061,255,236.69 and 43,858,851,307.81

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Solution

The fourth proportional to 80,481,513,633.76, 111,061,255,236.69 and 43,858,851,307.81 is: 60,523,452,648.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,481,513,633.76 : 111,061,255,236.69 = 43,858,851,307.81 : x
  2. Step 2: Convert to fraction form
    80,481,513,633.76/111,061,255,236.69 = 43,858,851,307.81/x
  3. Step 3: Cross multiply
    80,481,513,633.76x = 111,061,255,236.69 × 43,858,851,307.81
  4. Step 4: Simplify right side
    80,481,513,633.76x = 4,871,019,079,484,499,296,256
  5. Step 5: Solve for x
    x = 4,871,019,079,484,499,296,256/80,481,513,633.76
  6. Step 6: Final answer
    x = 60,523,452,648.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.