Finding the Fourth Proportional to 2,425,603,349.17, 3,347,342,708.85 and 1,311,769,443.29
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Solution
The fourth proportional to 2,425,603,349.17, 3,347,342,708.85 and 1,311,769,443.29 is: 1,810,247,286.80
Step by Step Solution
- Step 1: Write the proportion equation
2,425,603,349.17 : 3,347,342,708.85 = 1,311,769,443.29 : x - Step 2: Convert to fraction form
2,425,603,349.17/3,347,342,708.85 = 1,311,769,443.29/x - Step 3: Cross multiply
2,425,603,349.17x = 3,347,342,708.85 × 1,311,769,443.29 - Step 4: Simplify right side
2,425,603,349.17x = 4,390,941,881,689,005,056 - Step 5: Solve for x
x = 4,390,941,881,689,005,056/2,425,603,349.17 - Step 6: Final answer
x = 1,810,247,286.80
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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.