Finding the Fourth Proportional to 248,315,860.04, 342,557,210.58 and 192,932,699.72
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Solution
The fourth proportional to 248,315,860.04, 342,557,210.58 and 192,932,699.72 is: 266,154,918.32
Step by Step Solution
- Step 1: Write the proportion equation
248,315,860.04 : 342,557,210.58 = 192,932,699.72 : x - Step 2: Convert to fraction form
248,315,860.04/342,557,210.58 = 192,932,699.72/x - Step 3: Cross multiply
248,315,860.04x = 342,557,210.58 × 192,932,699.72 - Step 4: Simplify right side
248,315,860.04x = 66,090,487,445,751,944 - Step 5: Solve for x
x = 66,090,487,445,751,944/248,315,860.04 - Step 6: Final answer
x = 266,154,918.32
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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.