Finding the Fourth Proportional to 18,934,845,850.77, 26,130,392,972.99 and 10,362,017,377.07
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Solution
The fourth proportional to 18,934,845,850.77, 26,130,392,972.99 and 10,362,017,377.07 is: 14,299,751,272.84
Step by Step Solution
- Step 1: Write the proportion equation
18,934,845,850.77 : 26,130,392,972.99 = 10,362,017,377.07 : x - Step 2: Convert to fraction form
18,934,845,850.77/26,130,392,972.99 = 10,362,017,377.07/x - Step 3: Cross multiply
18,934,845,850.77x = 26,130,392,972.99 × 10,362,017,377.07 - Step 4: Simplify right side
18,934,845,850.77x = 270,763,586,055,607,746,560 - Step 5: Solve for x
x = 270,763,586,055,607,746,560/18,934,845,850.77 - Step 6: Final answer
x = 14,299,751,272.84
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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.