Finding the Fourth Proportional to 1,545,806,026.40, 2,318,709,039.60 and 1,239,696,010.40
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Solution
The fourth proportional to 1,545,806,026.40, 2,318,709,039.60 and 1,239,696,010.40 is: 1,859,544,015.60
Step by Step Solution
- Step 1: Write the proportion equation
1,545,806,026.40 : 2,318,709,039.60 = 1,239,696,010.40 : x - Step 2: Convert to fraction form
1,545,806,026.40/2,318,709,039.60 = 1,239,696,010.40/x - Step 3: Cross multiply
1,545,806,026.40x = 2,318,709,039.60 × 1,239,696,010.40 - Step 4: Simplify right side
1,545,806,026.40x = 2,874,494,345,670,535,680 - Step 5: Solve for x
x = 2,874,494,345,670,535,680/1,545,806,026.40 - Step 6: Final answer
x = 1,859,544,015.60
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.