Finding the Fourth Proportional to 2,476,622,968.21, 3,417,636,545.40 and 1,347,597,165.25
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Solution
The fourth proportional to 2,476,622,968.21, 3,417,636,545.40 and 1,347,597,165.25 is: 1,859,627,960.96
Step by Step Solution
- Step 1: Write the proportion equation
2,476,622,968.21 : 3,417,636,545.40 = 1,347,597,165.25 : x - Step 2: Convert to fraction form
2,476,622,968.21/3,417,636,545.40 = 1,347,597,165.25/x - Step 3: Cross multiply
2,476,622,968.21x = 3,417,636,545.40 × 1,347,597,165.25 - Step 4: Simplify right side
2,476,622,968.21x = 4,605,597,320,435,843,072 - Step 5: Solve for x
x = 4,605,597,320,435,843,072/2,476,622,968.21 - Step 6: Final answer
x = 1,859,627,960.96
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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.