Finding the Third Proportional to 307,990,324 and 684,842,312
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Solution
The third proportional to 307,990,324 and 684,842,312 is: 1,522,804,308.31
Step by Step Solution
- Step 1: Write the proportion equation
307,990,324 : 684,842,312 = 684,842,312 : x - Step 2: Convert to fraction form
307,990,324/684,842,312 = 684,842,312/x - Step 3: Cross multiply
307,990,324x = 684,842,312 × 684,842,312 - Step 4: Simplify right side
307,990,324x = 469,008,992,305,505,344 - Step 5: Solve for x
x = 469,008,992,305,505,344/307,990,324 - Step 6: Final answer
x = 1,522,804,308.31
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Why These Related Problems?
These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.