Finding the Fourth Proportional to 248,214,825.36, 372,063,592.08 and 138,879,696.96
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Solution
The fourth proportional to 248,214,825.36, 372,063,592.08 and 138,879,696.96 is: 208,174,829.38
Step by Step Solution
- Step 1: Write the proportion equation
248,214,825.36 : 372,063,592.08 = 138,879,696.96 : x - Step 2: Convert to fraction form
248,214,825.36/372,063,592.08 = 138,879,696.96/x - Step 3: Cross multiply
248,214,825.36x = 372,063,592.08 × 138,879,696.96 - Step 4: Simplify right side
248,214,825.36x = 51,672,078,917,919,456 - Step 5: Solve for x
x = 51,672,078,917,919,456/248,214,825.36 - Step 6: Final answer
x = 208,174,829.38
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.