Finding the Fourth Proportional to 302,552,496.81, 417,533,582.39 and 168,602,450.13
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Solution
The fourth proportional to 302,552,496.81, 417,533,582.39 and 168,602,450.13 is: 232,677,587.34
Step by Step Solution
- Step 1: Write the proportion equation
302,552,496.81 : 417,533,582.39 = 168,602,450.13 : x - Step 2: Convert to fraction form
302,552,496.81/417,533,582.39 = 168,602,450.13/x - Step 3: Cross multiply
302,552,496.81x = 417,533,582.39 × 168,602,450.13 - Step 4: Simplify right side
302,552,496.81x = 70,397,185,001,667,208 - Step 5: Solve for x
x = 70,397,185,001,667,208/302,552,496.81 - Step 6: Final answer
x = 232,677,587.34
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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.