Finding the Fourth Proportional to 2,183,790,748, 3,275,686,122 and 729,768,172
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Solution
The fourth proportional to 2,183,790,748, 3,275,686,122 and 729,768,172 is: 1,094,652,258
Step by Step Solution
- Step 1: Write the proportion equation
2,183,790,748 : 3,275,686,122 = 729,768,172 : x - Step 2: Convert to fraction form
2,183,790,748/3,275,686,122 = 729,768,172/x - Step 3: Cross multiply
2,183,790,748x = 3,275,686,122 × 729,768,172 - Step 4: Simplify right side
2,183,790,748x = 2,390,491,473,297,709,056 - Step 5: Solve for x
x = 2,390,491,473,297,709,056/2,183,790,748 - Step 6: Final answer
x = 1,094,652,258
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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.