Finding the Fourth Proportional to 7,873,414,412.24, 11,806,486,390.20 and 2,897,886,506.96
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Solution
The fourth proportional to 7,873,414,412.24, 11,806,486,390.20 and 2,897,886,506.96 is: 4,345,491,779.47
Step by Step Solution
- Step 1: Write the proportion equation
7,873,414,412.24 : 11,806,486,390.20 = 2,897,886,506.96 : x - Step 2: Convert to fraction form
7,873,414,412.24/11,806,486,390.20 = 2,897,886,506.96/x - Step 3: Cross multiply
7,873,414,412.24x = 11,806,486,390.20 × 2,897,886,506.96 - Step 4: Simplify right side
7,873,414,412.24x = 34,213,857,604,767,461,376 - Step 5: Solve for x
x = 34,213,857,604,767,461,376/7,873,414,412.24 - Step 6: Final answer
x = 4,345,491,779.47
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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.