Finding the Fourth Proportional to 107,835,119.70, 161,752,679.55 and 97,085,577.30
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Solution
The fourth proportional to 107,835,119.70, 161,752,679.55 and 97,085,577.30 is: 145,628,365.95
Step by Step Solution
- Step 1: Write the proportion equation
107,835,119.70 : 161,752,679.55 = 97,085,577.30 : x - Step 2: Convert to fraction form
107,835,119.70/161,752,679.55 = 97,085,577.30/x - Step 3: Cross multiply
107,835,119.70x = 161,752,679.55 × 97,085,577.30 - Step 4: Simplify right side
107,835,119.70x = 15,703,852,273,933,654 - Step 5: Solve for x
x = 15,703,852,273,933,654/107,835,119.70 - Step 6: Final answer
x = 145,628,365.95
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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.