Finding the Fourth Proportional to 298,851,233.97, 412,546,946.58 and 193,056,233.56
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Solution
The fourth proportional to 298,851,233.97, 412,546,946.58 and 193,056,233.56 is: 266,503,031.00
Step by Step Solution
- Step 1: Write the proportion equation
298,851,233.97 : 412,546,946.58 = 193,056,233.56 : x - Step 2: Convert to fraction form
298,851,233.97/412,546,946.58 = 193,056,233.56/x - Step 3: Cross multiply
298,851,233.97x = 412,546,946.58 × 193,056,233.56 - Step 4: Simplify right side
298,851,233.97x = 79,644,759,672,381,952 - Step 5: Solve for x
x = 79,644,759,672,381,952/298,851,233.97 - Step 6: Final answer
x = 266,503,031.00
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.