Finding the Fourth Proportional to 321,876,801,124.08, 444,169,971,496.98 and 177,352,843,110.44
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Solution
The fourth proportional to 321,876,801,124.08, 444,169,971,496.98 and 177,352,843,110.44 is: 244,735,895,827.75
Step by Step Solution
- Step 1: Write the proportion equation
321,876,801,124.08 : 444,169,971,496.98 = 177,352,843,110.44 : x - Step 2: Convert to fraction form
321,876,801,124.08/444,169,971,496.98 = 177,352,843,110.44/x - Step 3: Cross multiply
321,876,801,124.08x = 444,169,971,496.98 × 177,352,843,110.44 - Step 4: Simplify right side
321,876,801,124.08x = 78,774,807,269,272,490,868,736 - Step 5: Solve for x
x = 78,774,807,269,272,490,868,736/321,876,801,124.08 - Step 6: Final answer
x = 244,735,895,827.75
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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.