Finding the Fourth Proportional to 2,009,476,480.34, 2,773,079,841.86 and 1,117,384,053.28
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Solution
The fourth proportional to 2,009,476,480.34, 2,773,079,841.86 and 1,117,384,053.28 is: 1,541,991,271.90
Step by Step Solution
- Step 1: Write the proportion equation
2,009,476,480.34 : 2,773,079,841.86 = 1,117,384,053.28 : x - Step 2: Convert to fraction form
2,009,476,480.34/2,773,079,841.86 = 1,117,384,053.28/x - Step 3: Cross multiply
2,009,476,480.34x = 2,773,079,841.86 × 1,117,384,053.28 - Step 4: Simplify right side
2,009,476,480.34x = 3,098,595,193,766,588,416 - Step 5: Solve for x
x = 3,098,595,193,766,588,416/2,009,476,480.34 - Step 6: Final answer
x = 1,541,991,271.90
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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.