Finding the Fourth Proportional to 7,253,731,301.60, 10,880,596,952.40 and 2,657,704,728.80
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Solution
The fourth proportional to 7,253,731,301.60, 10,880,596,952.40 and 2,657,704,728.80 is: 3,986,557,093.20
Step by Step Solution
- Step 1: Write the proportion equation
7,253,731,301.60 : 10,880,596,952.40 = 2,657,704,728.80 : x - Step 2: Convert to fraction form
7,253,731,301.60/10,880,596,952.40 = 2,657,704,728.80/x - Step 3: Cross multiply
7,253,731,301.60x = 10,880,596,952.40 × 2,657,704,728.80 - Step 4: Simplify right side
7,253,731,301.60x = 28,917,413,972,560,351,232 - Step 5: Solve for x
x = 28,917,413,972,560,351,232/7,253,731,301.60 - Step 6: Final answer
x = 3,986,557,093.20
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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.