Finding the Fourth Proportional to 2,015,392,593,403.50, 3,025,240,206,941.70 and 868,590,770,253.49
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Solution
The fourth proportional to 2,015,392,593,403.50, 3,025,240,206,941.70 and 868,590,770,253.49 is: 1,303,813,326,569.68
Step by Step Solution
- Step 1: Write the proportion equation
2,015,392,593,403.50 : 3,025,240,206,941.70 = 868,590,770,253.49 : x - Step 2: Convert to fraction form
2,015,392,593,403.50/3,025,240,206,941.70 = 868,590,770,253.49/x - Step 3: Cross multiply
2,015,392,593,403.50x = 3,025,240,206,941.70 × 868,590,770,253.49 - Step 4: Simplify right side
2,015,392,593,403.50x = 2,627,695,721,549,318,676,545,536 - Step 5: Solve for x
x = 2,627,695,721,549,318,676,545,536/2,015,392,593,403.50 - Step 6: Final answer
x = 1,303,813,326,569.68
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1.5x scale
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.