Finding the Fourth Proportional to 227,018,873.84, 313,286,044.05 and 122,596,935.93
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Solution
The fourth proportional to 227,018,873.84, 313,286,044.05 and 122,596,935.93 is: 169,183,770.59
Step by Step Solution
- Step 1: Write the proportion equation
227,018,873.84 : 313,286,044.05 = 122,596,935.93 : x - Step 2: Convert to fraction form
227,018,873.84/313,286,044.05 = 122,596,935.93/x - Step 3: Cross multiply
227,018,873.84x = 313,286,044.05 × 122,596,935.93 - Step 4: Simplify right side
227,018,873.84x = 38,407,909,070,699,984 - Step 5: Solve for x
x = 38,407,909,070,699,984/227,018,873.84 - Step 6: Final answer
x = 169,183,770.59
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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.