Finding the Fourth Proportional to 49,471,569,480.10, 74,207,354,220.16 and 25,880,690,913.70
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Solution
The fourth proportional to 49,471,569,480.10, 74,207,354,220.16 and 25,880,690,913.70 is: 38,821,036,370.56
Step by Step Solution
- Step 1: Write the proportion equation
49,471,569,480.10 : 74,207,354,220.16 = 25,880,690,913.70 : x - Step 2: Convert to fraction form
49,471,569,480.10/74,207,354,220.16 = 25,880,690,913.70/x - Step 3: Cross multiply
49,471,569,480.10x = 74,207,354,220.16 × 25,880,690,913.70 - Step 4: Simplify right side
49,471,569,480.10x = 1,920,537,598,095,412,428,800 - Step 5: Solve for x
x = 1,920,537,598,095,412,428,800/49,471,569,480.10 - Step 6: Final answer
x = 38,821,036,370.56
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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.