Finding the Fourth Proportional to 126,464,394.41, 174,467,424.18 and 84,661,927.82
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Solution
The fourth proportional to 126,464,394.41, 174,467,424.18 and 84,661,927.82 is: 116,797,684.77
Step by Step Solution
- Step 1: Write the proportion equation
126,464,394.41 : 174,467,424.18 = 84,661,927.82 : x - Step 2: Convert to fraction form
126,464,394.41/174,467,424.18 = 84,661,927.82/x - Step 3: Cross multiply
126,464,394.41x = 174,467,424.18 × 84,661,927.82 - Step 4: Simplify right side
126,464,394.41x = 14,770,748,472,868,482 - Step 5: Solve for x
x = 14,770,748,472,868,482/126,464,394.41 - Step 6: Final answer
x = 116,797,684.77
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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.