Finding the Fourth Proportional to 1,701,763,232.40, 2,348,613,810.48 and 997,506,919.28
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Solution
The fourth proportional to 1,701,763,232.40, 2,348,613,810.48 and 997,506,919.28 is: 1,376,665,379.81
Step by Step Solution
- Step 1: Write the proportion equation
1,701,763,232.40 : 2,348,613,810.48 = 997,506,919.28 : x - Step 2: Convert to fraction form
1,701,763,232.40/2,348,613,810.48 = 997,506,919.28/x - Step 3: Cross multiply
1,701,763,232.40x = 2,348,613,810.48 × 997,506,919.28 - Step 4: Simplify right side
1,701,763,232.40x = 2,342,758,526,670,366,720 - Step 5: Solve for x
x = 2,342,758,526,670,366,720/1,701,763,232.40 - Step 6: Final answer
x = 1,376,665,379.81
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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.