Finding the Fourth Proportional to 5,487,992,481.57, 8,226,178,741.74 and 1,845,979,021.24
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Solution
The fourth proportional to 5,487,992,481.57, 8,226,178,741.74 and 1,845,979,021.24 is: 2,767,014,246.69
Step by Step Solution
- Step 1: Write the proportion equation
5,487,992,481.57 : 8,226,178,741.74 = 1,845,979,021.24 : x - Step 2: Convert to fraction form
5,487,992,481.57/8,226,178,741.74 = 1,845,979,021.24/x - Step 3: Cross multiply
5,487,992,481.57x = 8,226,178,741.74 × 1,845,979,021.24 - Step 4: Simplify right side
5,487,992,481.57x = 15,185,353,382,222,499,840 - Step 5: Solve for x
x = 15,185,353,382,222,499,840/5,487,992,481.57 - Step 6: Final answer
x = 2,767,014,246.69
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.