Finding the Fourth Proportional to 7,438,405,326.39, 10,264,999,537.62 and 4,096,903,608.81
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Solution
The fourth proportional to 7,438,405,326.39, 10,264,999,537.62 and 4,096,903,608.81 is: 5,653,727,083.26
Step by Step Solution
- Step 1: Write the proportion equation
7,438,405,326.39 : 10,264,999,537.62 = 4,096,903,608.81 : x - Step 2: Convert to fraction form
7,438,405,326.39/10,264,999,537.62 = 4,096,903,608.81/x - Step 3: Cross multiply
7,438,405,326.39x = 10,264,999,537.62 × 4,096,903,608.81 - Step 4: Simplify right side
7,438,405,326.39x = 42,054,713,650,108,358,656 - Step 5: Solve for x
x = 42,054,713,650,108,358,656/7,438,405,326.39 - Step 6: Final answer
x = 5,653,727,083.26
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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.