Finding the Fourth Proportional to 297,419,508.24, 410,420,928.96 and 165,255,985.68
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Solution
The fourth proportional to 297,419,508.24, 410,420,928.96 and 165,255,985.68 is: 228,043,263.07
Step by Step Solution
- Step 1: Write the proportion equation
297,419,508.24 : 410,420,928.96 = 165,255,985.68 : x - Step 2: Convert to fraction form
297,419,508.24/410,420,928.96 = 165,255,985.68/x - Step 3: Cross multiply
297,419,508.24x = 410,420,928.96 × 165,255,985.68 - Step 4: Simplify right side
297,419,508.24x = 67,824,515,158,986,056 - Step 5: Solve for x
x = 67,824,515,158,986,056/297,419,508.24 - Step 6: Final answer
x = 228,043,263.07
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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.