Home / 19,793,591,766.12-27,315,725,019.30-12,069,116,120.46

Finding the Fourth Proportional to 19,793,591,766.12, 27,315,725,019.30 and 12,069,116,120.46

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Solution

The fourth proportional to 19,793,591,766.12, 27,315,725,019.30 and 12,069,116,120.46 is: 16,655,726,816.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,793,591,766.12 : 27,315,725,019.30 = 12,069,116,120.46 : x
  2. Step 2: Convert to fraction form
    19,793,591,766.12/27,315,725,019.30 = 12,069,116,120.46/x
  3. Step 3: Cross multiply
    19,793,591,766.12x = 27,315,725,019.30 × 12,069,116,120.46
  4. Step 4: Simplify right side
    19,793,591,766.12x = 329,676,657,172,486,160,384
  5. Step 5: Solve for x
    x = 329,676,657,172,486,160,384/19,793,591,766.12
  6. Step 6: Final answer
    x = 16,655,726,816.43

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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.