Finding the Fourth Proportional to 1,750,601,916.68, 2,415,823,422.57 and 946,830,311.69
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Solution
The fourth proportional to 1,750,601,916.68, 2,415,823,422.57 and 946,830,311.69 is: 1,306,621,923.80
Step by Step Solution
- Step 1: Write the proportion equation
1,750,601,916.68 : 2,415,823,422.57 = 946,830,311.69 : x - Step 2: Convert to fraction form
1,750,601,916.68/2,415,823,422.57 = 946,830,311.69/x - Step 3: Cross multiply
1,750,601,916.68x = 2,415,823,422.57 × 946,830,311.69 - Step 4: Simplify right side
1,750,601,916.68x = 2,287,374,844,167,876,608 - Step 5: Solve for x
x = 2,287,374,844,167,876,608/1,750,601,916.68 - Step 6: Final answer
x = 1,306,621,923.80
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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.