Finding the Fourth Proportional to 1,832,771,184.16, 2,529,307,520.36 and 1,080,116,125.60
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Solution
The fourth proportional to 1,832,771,184.16, 2,529,307,520.36 and 1,080,116,125.60 is: 1,490,609,336.81
Step by Step Solution
- Step 1: Write the proportion equation
1,832,771,184.16 : 2,529,307,520.36 = 1,080,116,125.60 : x - Step 2: Convert to fraction form
1,832,771,184.16/2,529,307,520.36 = 1,080,116,125.60/x - Step 3: Cross multiply
1,832,771,184.16x = 2,529,307,520.36 × 1,080,116,125.60 - Step 4: Simplify right side
1,832,771,184.16x = 2,731,945,839,342,185,984 - Step 5: Solve for x
x = 2,731,945,839,342,185,984/1,832,771,184.16 - Step 6: Final answer
x = 1,490,609,336.81
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.