Finding the Third Proportional to 356,724,237 and 783,598,678
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Solution
The third proportional to 356,724,237 and 783,598,678 is: 1,721,292,876.89
Step by Step Solution
- Step 1: Write the proportion equation
356,724,237 : 783,598,678 = 783,598,678 : x - Step 2: Convert to fraction form
356,724,237/783,598,678 = 783,598,678/x - Step 3: Cross multiply
356,724,237x = 783,598,678 × 783,598,678 - Step 4: Simplify right side
356,724,237x = 614,026,888,163,347,712 - Step 5: Solve for x
x = 614,026,888,163,347,712/356,724,237 - Step 6: Final answer
x = 1,721,292,876.89
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Why These Related Problems?
These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.