Finding the Fourth Proportional to 209,416,448.91, 313,716,018.00 and 163,141,644.15
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Solution
The fourth proportional to 209,416,448.91, 313,716,018.00 and 163,141,644.15 is: 244,394,111.53
Step by Step Solution
- Step 1: Write the proportion equation
209,416,448.91 : 313,716,018.00 = 163,141,644.15 : x - Step 2: Convert to fraction form
209,416,448.91/313,716,018.00 = 163,141,644.15/x - Step 3: Cross multiply
209,416,448.91x = 313,716,018.00 × 163,141,644.15 - Step 4: Simplify right side
209,416,448.91x = 51,180,146,971,294,216 - Step 5: Solve for x
x = 51,180,146,971,294,216/209,416,448.91 - Step 6: Final answer
x = 244,394,111.53
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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.