Finding the Fourth Proportional to 8,136,636,769,955.60, 11,221,016,387,212 and 5,938,319,934,452.40
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Solution
The fourth proportional to 8,136,636,769,955.60, 11,221,016,387,212 and 5,938,319,934,452.40 is: 8,189,376,910,991.41
Step by Step Solution
- Step 1: Write the proportion equation
8,136,636,769,955.60 : 11,221,016,387,212 = 5,938,319,934,452.40 : x - Step 2: Convert to fraction form
8,136,636,769,955.60/11,221,016,387,212 = 5,938,319,934,452.40/x - Step 3: Cross multiply
8,136,636,769,955.60x = 11,221,016,387,212 × 5,938,319,934,452.40 - Step 4: Simplify right side
8,136,636,769,955.60x = 66,633,985,296,998,070,659,055,616 - Step 5: Solve for x
x = 66,633,985,296,998,070,659,055,616/8,136,636,769,955.60 - Step 6: Final answer
x = 8,189,376,910,991.41
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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.