Finding the Fourth Proportional to 2,015,392,593,532.40, 3,025,240,207,135.40 and 868,590,770,381.90
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Solution
The fourth proportional to 2,015,392,593,532.40, 3,025,240,207,135.40 and 868,590,770,381.90 is: 1,303,813,326,762.53
Step by Step Solution
- Step 1: Write the proportion equation
2,015,392,593,532.40 : 3,025,240,207,135.40 = 868,590,770,381.90 : x - Step 2: Convert to fraction form
2,015,392,593,532.40/3,025,240,207,135.40 = 868,590,770,381.90/x - Step 3: Cross multiply
2,015,392,593,532.40x = 3,025,240,207,135.40 × 868,590,770,381.90 - Step 4: Simplify right side
2,015,392,593,532.40x = 2,627,695,722,106,035,558,678,528 - Step 5: Solve for x
x = 2,627,695,722,106,035,558,678,528/2,015,392,593,532.40 - Step 6: Final answer
x = 1,303,813,326,762.53
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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.