Finding the Fourth Proportional to 164,764,694.43, 247,048,389.72 and 55,587,447.99
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Solution
The fourth proportional to 164,764,694.43, 247,048,389.72 and 55,587,447.99 is: 83,347,889.32
Step by Step Solution
- Step 1: Write the proportion equation
164,764,694.43 : 247,048,389.72 = 55,587,447.99 : x - Step 2: Convert to fraction form
164,764,694.43/247,048,389.72 = 55,587,447.99/x - Step 3: Cross multiply
164,764,694.43x = 247,048,389.72 × 55,587,447.99 - Step 4: Simplify right side
164,764,694.43x = 13,732,789,514,573,752 - Step 5: Solve for x
x = 13,732,789,514,573,752/164,764,694.43 - Step 6: Final answer
x = 83,347,889.32
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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.