Finding the Fourth Proportional to 2,740,517,409.48, 3,781,904,488.92 and 1,487,454,262.08
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Solution
The fourth proportional to 2,740,517,409.48, 3,781,904,488.92 and 1,487,454,262.08 is: 2,052,681,705.78
Step by Step Solution
- Step 1: Write the proportion equation
2,740,517,409.48 : 3,781,904,488.92 = 1,487,454,262.08 : x - Step 2: Convert to fraction form
2,740,517,409.48/3,781,904,488.92 = 1,487,454,262.08/x - Step 3: Cross multiply
2,740,517,409.48x = 3,781,904,488.92 × 1,487,454,262.08 - Step 4: Simplify right side
2,740,517,409.48x = 5,625,409,950,823,537,664 - Step 5: Solve for x
x = 5,625,409,950,823,537,664/2,740,517,409.48 - Step 6: Final answer
x = 2,052,681,705.78
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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.