Finding the Fourth Proportional to 108,196,250,822.26, 149,248,792,084.08 and 67,480,474,701.70
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Solution
The fourth proportional to 108,196,250,822.26, 149,248,792,084.08 and 67,480,474,701.70 is: 93,084,365,326.43
Step by Step Solution
- Step 1: Write the proportion equation
108,196,250,822.26 : 149,248,792,084.08 = 67,480,474,701.70 : x - Step 2: Convert to fraction form
108,196,250,822.26/149,248,792,084.08 = 67,480,474,701.70/x - Step 3: Cross multiply
108,196,250,822.26x = 149,248,792,084.08 × 67,480,474,701.70 - Step 4: Simplify right side
108,196,250,822.26x = 10,071,379,338,489,042,567,168 - Step 5: Solve for x
x = 10,071,379,338,489,042,567,168/108,196,250,822.26 - Step 6: Final answer
x = 93,084,365,326.43
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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.