Finding the Fourth Proportional to 130,859,151.84, 196,288,701.68 and 35,121,039.84
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Solution
The fourth proportional to 130,859,151.84, 196,288,701.68 and 35,121,039.84 is: 52,681,552.76
Step by Step Solution
- Step 1: Write the proportion equation
130,859,151.84 : 196,288,701.68 = 35,121,039.84 : x - Step 2: Convert to fraction form
130,859,151.84/196,288,701.68 = 35,121,039.84/x - Step 3: Cross multiply
130,859,151.84x = 196,288,701.68 × 35,121,039.84 - Step 4: Simplify right side
130,859,151.84x = 6,893,863,311,845,156 - Step 5: Solve for x
x = 6,893,863,311,845,156/130,859,151.84 - Step 6: Final answer
x = 52,681,552.76
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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.