Finding the Fourth Proportional to 136,226,880.24, 204,332,994.18 and 67,070,741.28
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Solution
The fourth proportional to 136,226,880.24, 204,332,994.18 and 67,070,741.28 is: 100,602,504.91
Step by Step Solution
- Step 1: Write the proportion equation
136,226,880.24 : 204,332,994.18 = 67,070,741.28 : x - Step 2: Convert to fraction form
136,226,880.24/204,332,994.18 = 67,070,741.28/x - Step 3: Cross multiply
136,226,880.24x = 204,332,994.18 × 67,070,741.28 - Step 4: Simplify right side
136,226,880.24x = 13,704,765,387,614,526 - Step 5: Solve for x
x = 13,704,765,387,614,526/136,226,880.24 - Step 6: Final answer
x = 100,602,504.91
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.