Finding the Fourth Proportional to 3,936,313,661.87, 5,908,672,283.50 and 1,696,466,351.03
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Solution
The fourth proportional to 3,936,313,661.87, 5,908,672,283.50 and 1,696,466,351.03 is: 2,546,510,407.77
Step by Step Solution
- Step 1: Write the proportion equation
3,936,313,661.87 : 5,908,672,283.50 = 1,696,466,351.03 : x - Step 2: Convert to fraction form
3,936,313,661.87/5,908,672,283.50 = 1,696,466,351.03/x - Step 3: Cross multiply
3,936,313,661.87x = 5,908,672,283.50 × 1,696,466,351.03 - Step 4: Simplify right side
3,936,313,661.87x = 10,023,863,708,191,799,296 - Step 5: Solve for x
x = 10,023,863,708,191,799,296/3,936,313,661.87 - Step 6: Final answer
x = 2,546,510,407.77
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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.