Finding the Fourth Proportional to 227,506,495.68, 313,951,200.48 and 129,752,844.48
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Solution
The fourth proportional to 227,506,495.68, 313,951,200.48 and 129,752,844.48 is: 179,054,497.62
Step by Step Solution
- Step 1: Write the proportion equation
227,506,495.68 : 313,951,200.48 = 129,752,844.48 : x - Step 2: Convert to fraction form
227,506,495.68/313,951,200.48 = 129,752,844.48/x - Step 3: Cross multiply
227,506,495.68x = 313,951,200.48 × 129,752,844.48 - Step 4: Simplify right side
227,506,495.68x = 40,736,061,290,190,744 - Step 5: Solve for x
x = 40,736,061,290,190,744/227,506,495.68 - Step 6: Final answer
x = 179,054,497.62
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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.