Home / 80,481,513,651.79-111,061,255,261.54-43,858,851,325.83

Finding the Fourth Proportional to 80,481,513,651.79, 111,061,255,261.54 and 43,858,851,325.83

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Solution

The fourth proportional to 80,481,513,651.79, 111,061,255,261.54 and 43,858,851,325.83 is: 60,523,452,673.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,481,513,651.79 : 111,061,255,261.54 = 43,858,851,325.83 : x
  2. Step 2: Convert to fraction form
    80,481,513,651.79/111,061,255,261.54 = 43,858,851,325.83/x
  3. Step 3: Cross multiply
    80,481,513,651.79x = 111,061,255,261.54 × 43,858,851,325.83
  4. Step 4: Simplify right side
    80,481,513,651.79x = 4,871,019,082,575,937,273,856
  5. Step 5: Solve for x
    x = 4,871,019,082,575,937,273,856/80,481,513,651.79
  6. Step 6: Final answer
    x = 60,523,452,673.25

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Double scale
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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.