Finding the Fourth Proportional to 248,820,886.09, 343,381,070.07 and 135,796,566.93
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Solution
The fourth proportional to 248,820,886.09, 343,381,070.07 and 135,796,566.93 is: 187,403,763.39
Step by Step Solution
- Step 1: Write the proportion equation
248,820,886.09 : 343,381,070.07 = 135,796,566.93 : x - Step 2: Convert to fraction form
248,820,886.09/343,381,070.07 = 135,796,566.93/x - Step 3: Cross multiply
248,820,886.09x = 343,381,070.07 × 135,796,566.93 - Step 4: Simplify right side
248,820,886.09x = 46,629,970,462,968,096 - Step 5: Solve for x
x = 46,629,970,462,968,096/248,820,886.09 - Step 6: Final answer
x = 187,403,763.39
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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.