Finding the Fourth Proportional to 971,922,074.88, 1,341,251,596.44 and 548,624,835
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Solution
The fourth proportional to 971,922,074.88, 1,341,251,596.44 and 548,624,835 is: 757,101,782.96
Step by Step Solution
- Step 1: Write the proportion equation
971,922,074.88 : 1,341,251,596.44 = 548,624,835 : x - Step 2: Convert to fraction form
971,922,074.88/1,341,251,596.44 = 548,624,835/x - Step 3: Cross multiply
971,922,074.88x = 1,341,251,596.44 × 548,624,835 - Step 4: Simplify right side
971,922,074.88x = 735,843,935,790,381,568 - Step 5: Solve for x
x = 735,843,935,790,381,568/971,922,074.88 - Step 6: Final answer
x = 757,101,782.96
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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.