Finding the Fourth Proportional to 163,579,348.80, 245,568,088.80 and 82,758,715.20
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Solution
The fourth proportional to 163,579,348.80, 245,568,088.80 and 82,758,715.20 is: 124,238,784.86
Step by Step Solution
- Step 1: Write the proportion equation
163,579,348.80 : 245,568,088.80 = 82,758,715.20 : x - Step 2: Convert to fraction form
163,579,348.80/245,568,088.80 = 82,758,715.20/x - Step 3: Cross multiply
163,579,348.80x = 245,568,088.80 × 82,758,715.20 - Step 4: Simplify right side
163,579,348.80x = 20,322,899,523,207,512 - Step 5: Solve for x
x = 20,322,899,523,207,512/163,579,348.80 - Step 6: Final answer
x = 124,238,784.86
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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.