Finding the Fourth Proportional to 623,230,864, 860,083,916.16 and 344,767,586.56
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Solution
The fourth proportional to 623,230,864, 860,083,916.16 and 344,767,586.56 is: 475,793,278.45
Step by Step Solution
- Step 1: Write the proportion equation
623,230,864 : 860,083,916.16 = 344,767,586.56 : x - Step 2: Convert to fraction form
623,230,864/860,083,916.16 = 344,767,586.56/x - Step 3: Cross multiply
623,230,864x = 860,083,916.16 × 344,767,586.56 - Step 4: Simplify right side
623,230,864x = 296,529,056,013,556,544 - Step 5: Solve for x
x = 296,529,056,013,556,544/623,230,864 - Step 6: Final answer
x = 475,793,278.45
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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.