Finding the Fourth Proportional to 605,988,243.90, 908,850,424.14 and 163,320,591.96
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Solution
The fourth proportional to 605,988,243.90, 908,850,424.14 and 163,320,591.96 is: 244,945,328.18
Step by Step Solution
- Step 1: Write the proportion equation
605,988,243.90 : 908,850,424.14 = 163,320,591.96 : x - Step 2: Convert to fraction form
605,988,243.90/908,850,424.14 = 163,320,591.96/x - Step 3: Cross multiply
605,988,243.90x = 908,850,424.14 × 163,320,591.96 - Step 4: Simplify right side
605,988,243.90x = 148,433,989,273,641,888 - Step 5: Solve for x
x = 148,433,989,273,641,888/605,988,243.90 - Step 6: Final answer
x = 244,945,328.18
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.