Finding the Fourth Proportional to 378,185,797.35, 567,113,941.98 and 200,884,139.19
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Solution
The fourth proportional to 378,185,797.35, 567,113,941.98 and 200,884,139.19 is: 301,238,694.99
Step by Step Solution
- Step 1: Write the proportion equation
378,185,797.35 : 567,113,941.98 = 200,884,139.19 : x - Step 2: Convert to fraction form
378,185,797.35/567,113,941.98 = 200,884,139.19/x - Step 3: Cross multiply
378,185,797.35x = 567,113,941.98 × 200,884,139.19 - Step 4: Simplify right side
378,185,797.35x = 113,924,196,057,299,904 - Step 5: Solve for x
x = 113,924,196,057,299,904/378,185,797.35 - Step 6: Final answer
x = 301,238,694.99
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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.