Finding the Fourth Proportional to 1,863,476,212,745.70, 2,795,493,807,804.80 and 654,513,537,492.90
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Solution
The fourth proportional to 1,863,476,212,745.70, 2,795,493,807,804.80 and 654,513,537,492.90 is: 981,868,471,768.63
Step by Step Solution
- Step 1: Write the proportion equation
1,863,476,212,745.70 : 2,795,493,807,804.80 = 654,513,537,492.90 : x - Step 2: Convert to fraction form
1,863,476,212,745.70/2,795,493,807,804.80 = 654,513,537,492.90/x - Step 3: Cross multiply
1,863,476,212,745.70x = 2,795,493,807,804.80 × 654,513,537,492.90 - Step 4: Simplify right side
1,863,476,212,745.70x = 1,829,688,541,185,816,636,948,480 - Step 5: Solve for x
x = 1,829,688,541,185,816,636,948,480/1,863,476,212,745.70 - Step 6: Final answer
x = 981,868,471,768.63
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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.