Finding the Fourth Proportional to 341,856,083.10, 512,771,683.05 and 137,328,620.70
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Solution
The fourth proportional to 341,856,083.10, 512,771,683.05 and 137,328,620.70 is: 205,987,933.08
Step by Step Solution
- Step 1: Write the proportion equation
341,856,083.10 : 512,771,683.05 = 137,328,620.70 : x - Step 2: Convert to fraction form
341,856,083.10/512,771,683.05 = 137,328,620.70/x - Step 3: Cross multiply
341,856,083.10x = 512,771,683.05 × 137,328,620.70 - Step 4: Simplify right side
341,856,083.10x = 70,418,227,967,274,064 - Step 5: Solve for x
x = 70,418,227,967,274,064/341,856,083.10 - Step 6: Final answer
x = 205,987,933.08
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.