Finding the Fourth Proportional to 1,623,083,381,696.80, 2,239,898,807,260.80 and 954,942,539,489.94
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Solution
The fourth proportional to 1,623,083,381,696.80, 2,239,898,807,260.80 and 954,942,539,489.94 is: 1,317,846,439,269.19
Step by Step Solution
- Step 1: Write the proportion equation
1,623,083,381,696.80 : 2,239,898,807,260.80 = 954,942,539,489.94 : x - Step 2: Convert to fraction form
1,623,083,381,696.80/2,239,898,807,260.80 = 954,942,539,489.94/x - Step 3: Cross multiply
1,623,083,381,696.80x = 2,239,898,807,260.80 × 954,942,539,489.94 - Step 4: Simplify right side
1,623,083,381,696.80x = 2,138,974,655,206,115,571,138,560 - Step 5: Solve for x
x = 2,138,974,655,206,115,571,138,560/1,623,083,381,696.80 - Step 6: Final answer
x = 1,317,846,439,269.19
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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.