Finding the Fourth Proportional to 163,259,496.96, 225,298,335.84 and 88,920,348.48
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Solution
The fourth proportional to 163,259,496.96, 225,298,335.84 and 88,920,348.48 is: 122,710,206.19
Step by Step Solution
- Step 1: Write the proportion equation
163,259,496.96 : 225,298,335.84 = 88,920,348.48 : x - Step 2: Convert to fraction form
163,259,496.96/225,298,335.84 = 88,920,348.48/x - Step 3: Cross multiply
163,259,496.96x = 225,298,335.84 × 88,920,348.48 - Step 4: Simplify right side
163,259,496.96x = 20,033,606,534,856,876 - Step 5: Solve for x
x = 20,033,606,534,856,876/163,259,496.96 - Step 6: Final answer
x = 122,710,206.19
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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.