Finding the Fourth Proportional to 138,260,658.09, 207,246,120.70 and 64,423,563.22
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Solution
The fourth proportional to 138,260,658.09, 207,246,120.70 and 64,423,563.22 is: 96,567,843.26
Step by Step Solution
- Step 1: Write the proportion equation
138,260,658.09 : 207,246,120.70 = 64,423,563.22 : x - Step 2: Convert to fraction form
138,260,658.09/207,246,120.70 = 64,423,563.22/x - Step 3: Cross multiply
138,260,658.09x = 207,246,120.70 × 64,423,563.22 - Step 4: Simplify right side
138,260,658.09x = 13,351,533,559,016,200 - Step 5: Solve for x
x = 13,351,533,559,016,200/138,260,658.09 - Step 6: Final answer
x = 96,567,843.26
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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.