Home / 28,739,551,260.15-39,660,158,656.75-16,052,472,076.95

Finding the Fourth Proportional to 28,739,551,260.15, 39,660,158,656.75 and 16,052,472,076.95

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Solution

The fourth proportional to 28,739,551,260.15, 39,660,158,656.75 and 16,052,472,076.95 is: 22,152,175,712.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,739,551,260.15 : 39,660,158,656.75 = 16,052,472,076.95 : x
  2. Step 2: Convert to fraction form
    28,739,551,260.15/39,660,158,656.75 = 16,052,472,076.95/x
  3. Step 3: Cross multiply
    28,739,551,260.15x = 39,660,158,656.75 × 16,052,472,076.95
  4. Step 4: Simplify right side
    28,739,551,260.15x = 636,643,589,404,950,396,928
  5. Step 5: Solve for x
    x = 636,643,589,404,950,396,928/28,739,551,260.15
  6. Step 6: Final answer
    x = 22,152,175,712.21

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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.