Finding the Fourth Proportional to 1,979,298,701.73, 2,731,272,917.81 and 1,143,977,375.97
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Solution
The fourth proportional to 1,979,298,701.73, 2,731,272,917.81 and 1,143,977,375.97 is: 1,578,596,713.49
Step by Step Solution
- Step 1: Write the proportion equation
1,979,298,701.73 : 2,731,272,917.81 = 1,143,977,375.97 : x - Step 2: Convert to fraction form
1,979,298,701.73/2,731,272,917.81 = 1,143,977,375.97/x - Step 3: Cross multiply
1,979,298,701.73x = 2,731,272,917.81 × 1,143,977,375.97 - Step 4: Simplify right side
1,979,298,701.73x = 3,124,514,425,568,489,472 - Step 5: Solve for x
x = 3,124,514,425,568,489,472/1,979,298,701.73 - Step 6: Final answer
x = 1,578,596,713.49
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.