Finding the Fourth Proportional to 7,253,731,279.10, 10,880,596,918.65 and 2,657,704,706.30
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Solution
The fourth proportional to 7,253,731,279.10, 10,880,596,918.65 and 2,657,704,706.30 is: 3,986,557,059.45
Step by Step Solution
- Step 1: Write the proportion equation
7,253,731,279.10 : 10,880,596,918.65 = 2,657,704,706.30 : x - Step 2: Convert to fraction form
7,253,731,279.10/10,880,596,918.65 = 2,657,704,706.30/x - Step 3: Cross multiply
7,253,731,279.10x = 10,880,596,918.65 × 2,657,704,706.30 - Step 4: Simplify right side
7,253,731,279.10x = 28,917,413,638,049,382,400 - Step 5: Solve for x
x = 28,917,413,638,049,382,400/7,253,731,279.10 - Step 6: Final answer
x = 3,986,557,059.45
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Double scale
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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.