Home / 79,602,536,224.82-119,420,576,177.51-25,815,477,811.13

Finding the Fourth Proportional to 79,602,536,224.82, 119,420,576,177.51 and 25,815,477,811.13

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Solution

The fourth proportional to 79,602,536,224.82, 119,420,576,177.51 and 25,815,477,811.13 is: 38,728,655,903.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,602,536,224.82 : 119,420,576,177.51 = 25,815,477,811.13 : x
  2. Step 2: Convert to fraction form
    79,602,536,224.82/119,420,576,177.51 = 25,815,477,811.13/x
  3. Step 3: Cross multiply
    79,602,536,224.82x = 119,420,576,177.51 × 25,815,477,811.13
  4. Step 4: Simplify right side
    79,602,536,224.82x = 3,082,899,234,503,108,067,328
  5. Step 5: Solve for x
    x = 3,082,899,234,503,108,067,328/79,602,536,224.82
  6. Step 6: Final answer
    x = 38,728,655,903.58

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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.