Finding the Fourth Proportional to 382,610,983,685.99, 528,003,137,293.63 and 206,627,432,687.61
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Solution
The fourth proportional to 382,610,983,685.99, 528,003,137,293.63 and 206,627,432,687.61 is: 285,145,846,203.74
Step by Step Solution
- Step 1: Write the proportion equation
382,610,983,685.99 : 528,003,137,293.63 = 206,627,432,687.61 : x - Step 2: Convert to fraction form
382,610,983,685.99/528,003,137,293.63 = 206,627,432,687.61/x - Step 3: Cross multiply
382,610,983,685.99x = 528,003,137,293.63 × 206,627,432,687.61 - Step 4: Simplify right side
382,610,983,685.99x = 109,099,932,709,986,423,013,376 - Step 5: Solve for x
x = 109,099,932,709,986,423,013,376/382,610,983,685.99 - Step 6: Final answer
x = 285,145,846,203.74
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.