Finding the Third Proportional to 310,952,460 and 680,481,816
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Solution
The third proportional to 310,952,460 and 680,481,816 is: 1,489,152,077.80
Step by Step Solution
- Step 1: Write the proportion equation
310,952,460 : 680,481,816 = 680,481,816 : x - Step 2: Convert to fraction form
310,952,460/680,481,816 = 680,481,816/x - Step 3: Cross multiply
310,952,460x = 680,481,816 × 680,481,816 - Step 4: Simplify right side
310,952,460x = 463,055,501,906,657,856 - Step 5: Solve for x
x = 463,055,501,906,657,856/310,952,460 - Step 6: Final answer
x = 1,489,152,077.80
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These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.