Finding the Fourth Proportional to 292,296,576.04, 403,369,214.70 and 160,142,260.36
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Solution
The fourth proportional to 292,296,576.04, 403,369,214.70 and 160,142,260.36 is: 220,996,286.30
Step by Step Solution
- Step 1: Write the proportion equation
292,296,576.04 : 403,369,214.70 = 160,142,260.36 : x - Step 2: Convert to fraction form
292,296,576.04/403,369,214.70 = 160,142,260.36/x - Step 3: Cross multiply
292,296,576.04x = 403,369,214.70 × 160,142,260.36 - Step 4: Simplify right side
292,296,576.04x = 64,596,457,801,696,144 - Step 5: Solve for x
x = 64,596,457,801,696,144/292,296,576.04 - Step 6: Final answer
x = 220,996,286.30
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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.