Finding the Fourth Proportional to 227,842,221.07, 314,415,769.26 and 133,754,855.05
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Solution
The fourth proportional to 227,842,221.07, 314,415,769.26 and 133,754,855.05 is: 184,577,886.60
Step by Step Solution
- Step 1: Write the proportion equation
227,842,221.07 : 314,415,769.26 = 133,754,855.05 : x - Step 2: Convert to fraction form
227,842,221.07/314,415,769.26 = 133,754,855.05/x - Step 3: Cross multiply
227,842,221.07x = 314,415,769.26 × 133,754,855.05 - Step 4: Simplify right side
227,842,221.07x = 42,054,635,642,805,544 - Step 5: Solve for x
x = 42,054,635,642,805,544/227,842,221.07 - Step 6: Final answer
x = 184,577,886.60
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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.