Finding the Fourth Proportional to 1,072,547,414.13, 1,608,851,312.28 and 296,193,080.73
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Solution
The fourth proportional to 1,072,547,414.13, 1,608,851,312.28 and 296,193,080.73 is: 444,297,958.62
Step by Step Solution
- Step 1: Write the proportion equation
1,072,547,414.13 : 1,608,851,312.28 = 296,193,080.73 : x - Step 2: Convert to fraction form
1,072,547,414.13/1,608,851,312.28 = 296,193,080.73/x - Step 3: Cross multiply
1,072,547,414.13x = 1,608,851,312.28 × 296,193,080.73 - Step 4: Simplify right side
1,072,547,414.13x = 476,530,626,620,716,480 - Step 5: Solve for x
x = 476,530,626,620,716,480/1,072,547,414.13 - Step 6: Final answer
x = 444,297,958.62
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.