Finding the Fourth Proportional to 217,766,649.80, 326,649,974.70 and 96,598,101.80
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Solution
The fourth proportional to 217,766,649.80, 326,649,974.70 and 96,598,101.80 is: 144,897,152.70
Step by Step Solution
- Step 1: Write the proportion equation
217,766,649.80 : 326,649,974.70 = 96,598,101.80 : x - Step 2: Convert to fraction form
217,766,649.80/326,649,974.70 = 96,598,101.80/x - Step 3: Cross multiply
217,766,649.80x = 326,649,974.70 × 96,598,101.80 - Step 4: Simplify right side
217,766,649.80x = 31,553,767,509,038,024 - Step 5: Solve for x
x = 31,553,767,509,038,024/217,766,649.80 - Step 6: Final answer
x = 144,897,152.70
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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.