Finding the Fourth Proportional to 136,512,204.34, 204,767,071.45 and 43,139,191.19
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Solution
The fourth proportional to 136,512,204.34, 204,767,071.45 and 43,139,191.19 is: 64,708,396.49
Step by Step Solution
- Step 1: Write the proportion equation
136,512,204.34 : 204,767,071.45 = 43,139,191.19 : x - Step 2: Convert to fraction form
136,512,204.34/204,767,071.45 = 43,139,191.19/x - Step 3: Cross multiply
136,512,204.34x = 204,767,071.45 × 43,139,191.19 - Step 4: Simplify right side
136,512,204.34x = 8,833,485,844,697,940 - Step 5: Solve for x
x = 8,833,485,844,697,940/136,512,204.34 - Step 6: Final answer
x = 64,708,396.49
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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.