Finding the Fourth Proportional to 5,391,344,714.55, 8,087,886,064.71 and 1,660,634,372.99
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Solution
The fourth proportional to 5,391,344,714.55, 8,087,886,064.71 and 1,660,634,372.99 is: 2,491,219,225.44
Step by Step Solution
- Step 1: Write the proportion equation
5,391,344,714.55 : 8,087,886,064.71 = 1,660,634,372.99 : x - Step 2: Convert to fraction form
5,391,344,714.55/8,087,886,064.71 = 1,660,634,372.99/x - Step 3: Cross multiply
5,391,344,714.55x = 8,087,886,064.71 × 1,660,634,372.99 - Step 4: Simplify right side
5,391,344,714.55x = 13,431,021,603,843,809,280 - Step 5: Solve for x
x = 13,431,021,603,843,809,280/5,391,344,714.55 - Step 6: Final answer
x = 2,491,219,225.44
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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.