Finding the Fourth Proportional to 68,201,930.34, 102,233,946.69 and 29,365,709.22
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Solution
The fourth proportional to 68,201,930.34, 102,233,946.69 and 29,365,709.22 is: 44,018,876.53
Step by Step Solution
- Step 1: Write the proportion equation
68,201,930.34 : 102,233,946.69 = 29,365,709.22 : x - Step 2: Convert to fraction form
68,201,930.34/102,233,946.69 = 29,365,709.22/x - Step 3: Cross multiply
68,201,930.34x = 102,233,946.69 × 29,365,709.22 - Step 4: Simplify right side
68,201,930.34x = 3,002,172,350,911,521.50 - Step 5: Solve for x
x = 3,002,172,350,911,521.50/68,201,930.34 - Step 6: Final answer
x = 44,018,876.53
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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.