Finding the Fourth Proportional to 96,777,686.40, 145,163,419.20 and 32,084,476.80
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Solution
The fourth proportional to 96,777,686.40, 145,163,419.20 and 32,084,476.80 is: 48,125,684.02
Step by Step Solution
- Step 1: Write the proportion equation
96,777,686.40 : 145,163,419.20 = 32,084,476.80 : x - Step 2: Convert to fraction form
96,777,686.40/145,163,419.20 = 32,084,476.80/x - Step 3: Cross multiply
96,777,686.40x = 145,163,419.20 × 32,084,476.80 - Step 4: Simplify right side
96,777,686.40x = 4,657,492,355,531,074 - Step 5: Solve for x
x = 4,657,492,355,531,074/96,777,686.40 - Step 6: Final answer
x = 48,125,684.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.