Finding the Fourth Proportional to 205,568,539.80, 283,752,423.18 and 183,776,140.05
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Solution
The fourth proportional to 205,568,539.80, 283,752,423.18 and 183,776,140.05 is: 253,671,719.97
Step by Step Solution
- Step 1: Write the proportion equation
205,568,539.80 : 283,752,423.18 = 183,776,140.05 : x - Step 2: Convert to fraction form
205,568,539.80/283,752,423.18 = 183,776,140.05/x - Step 3: Cross multiply
205,568,539.80x = 283,752,423.18 × 183,776,140.05 - Step 4: Simplify right side
205,568,539.80x = 52,146,925,061,854,552 - Step 5: Solve for x
x = 52,146,925,061,854,552/205,568,539.80 - Step 6: Final answer
x = 253,671,719.97
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.