Finding the Fourth Proportional to 2,472,365,486.70, 3,708,548,230.05 and 919,335,452.40
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Solution
The fourth proportional to 2,472,365,486.70, 3,708,548,230.05 and 919,335,452.40 is: 1,379,003,178.60
Step by Step Solution
- Step 1: Write the proportion equation
2,472,365,486.70 : 3,708,548,230.05 = 919,335,452.40 : x - Step 2: Convert to fraction form
2,472,365,486.70/3,708,548,230.05 = 919,335,452.40/x - Step 3: Cross multiply
2,472,365,486.70x = 3,708,548,230.05 × 919,335,452.40 - Step 4: Simplify right side
2,472,365,486.70x = 3,409,399,864,820,236,288 - Step 5: Solve for x
x = 3,409,399,864,820,236,288/2,472,365,486.70 - Step 6: Final answer
x = 1,379,003,178.60
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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.