Finding the Fourth Proportional to 68,121,665.52, 102,198,767.40 and 22,683,853.68
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Solution
The fourth proportional to 68,121,665.52, 102,198,767.40 and 22,683,853.68 is: 34,031,197.98
Step by Step Solution
- Step 1: Write the proportion equation
68,121,665.52 : 102,198,767.40 = 22,683,853.68 : x - Step 2: Convert to fraction form
68,121,665.52/102,198,767.40 = 22,683,853.68/x - Step 3: Cross multiply
68,121,665.52x = 102,198,767.40 × 22,683,853.68 - Step 4: Simplify right side
68,121,665.52x = 2,318,261,885,977,954 - Step 5: Solve for x
x = 2,318,261,885,977,954/68,121,665.52 - Step 6: Final answer
x = 34,031,197.98
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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.