Home / 19,793,591,747.12-27,315,724,993.08-12,069,116,101.46

Finding the Fourth Proportional to 19,793,591,747.12, 27,315,724,993.08 and 12,069,116,101.46

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Solution

The fourth proportional to 19,793,591,747.12, 27,315,724,993.08 and 12,069,116,101.46 is: 16,655,726,790.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,793,591,747.12 : 27,315,724,993.08 = 12,069,116,101.46 : x
  2. Step 2: Convert to fraction form
    19,793,591,747.12/27,315,724,993.08 = 12,069,116,101.46/x
  3. Step 3: Cross multiply
    19,793,591,747.12x = 27,315,724,993.08 × 12,069,116,101.46
  4. Step 4: Simplify right side
    19,793,591,747.12x = 329,676,656,337,035,198,464
  5. Step 5: Solve for x
    x = 329,676,656,337,035,198,464/19,793,591,747.12
  6. Step 6: Final answer
    x = 16,655,726,790.21

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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.