Finding the Fourth Proportional to 2,607,321,792, 3,607,578,875.70 and 2,273,490,436.44
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Solution
The fourth proportional to 2,607,321,792, 3,607,578,875.70 and 2,273,490,436.44 is: 3,145,678,488.08
Step by Step Solution
- Step 1: Write the proportion equation
2,607,321,792 : 3,607,578,875.70 = 2,273,490,436.44 : x - Step 2: Convert to fraction form
2,607,321,792/3,607,578,875.70 = 2,273,490,436.44/x - Step 3: Cross multiply
2,607,321,792x = 3,607,578,875.70 × 2,273,490,436.44 - Step 4: Simplify right side
2,607,321,792x = 8,201,796,072,606,917,632 - Step 5: Solve for x
x = 8,201,796,072,606,917,632/2,607,321,792 - Step 6: Final answer
x = 3,145,678,488.08
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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.