Finding the Fourth Proportional to 2,518,998,877.44, 3,476,378,424.96 and 1,405,162,702.08
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Solution
The fourth proportional to 2,518,998,877.44, 3,476,378,424.96 and 1,405,162,702.08 is: 1,939,213,766.56
Step by Step Solution
- Step 1: Write the proportion equation
2,518,998,877.44 : 3,476,378,424.96 = 1,405,162,702.08 : x - Step 2: Convert to fraction form
2,518,998,877.44/3,476,378,424.96 = 1,405,162,702.08/x - Step 3: Cross multiply
2,518,998,877.44x = 3,476,378,424.96 × 1,405,162,702.08 - Step 4: Simplify right side
2,518,998,877.44x = 4,884,877,301,069,408,256 - Step 5: Solve for x
x = 4,884,877,301,069,408,256/2,518,998,877.44 - Step 6: Final answer
x = 1,939,213,766.56
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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.