Finding the Fourth Proportional to 3,983,226,327.18, 5,974,757,442.73 and 1,327,475,268.17
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Solution
The fourth proportional to 3,983,226,327.18, 5,974,757,442.73 and 1,327,475,268.17 is: 1,991,185,558.40
Step by Step Solution
- Step 1: Write the proportion equation
3,983,226,327.18 : 5,974,757,442.73 = 1,327,475,268.17 : x - Step 2: Convert to fraction form
3,983,226,327.18/5,974,757,442.73 = 1,327,475,268.17/x - Step 3: Cross multiply
3,983,226,327.18x = 5,974,757,442.73 × 1,327,475,268.17 - Step 4: Simplify right side
3,983,226,327.18x = 7,931,342,738,532,669,440 - Step 5: Solve for x
x = 7,931,342,738,532,669,440/3,983,226,327.18 - Step 6: Final answer
x = 1,991,185,558.40
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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.