Finding the Fourth Proportional to 55,185,451,297.07, 82,792,892,497.58 and 19,813,113,169.02
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Solution
The fourth proportional to 55,185,451,297.07, 82,792,892,497.58 and 19,813,113,169.02 is: 29,724,953,046.32
Step by Step Solution
- Step 1: Write the proportion equation
55,185,451,297.07 : 82,792,892,497.58 = 19,813,113,169.02 : x - Step 2: Convert to fraction form
55,185,451,297.07/82,792,892,497.58 = 19,813,113,169.02/x - Step 3: Cross multiply
55,185,451,297.07x = 82,792,892,497.58 × 19,813,113,169.02 - Step 4: Simplify right side
55,185,451,297.07x = 1,640,384,948,645,039,702,016 - Step 5: Solve for x
x = 1,640,384,948,645,039,702,016/55,185,451,297.07 - Step 6: Final answer
x = 29,724,953,046.32
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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.