Finding the Fourth Proportional to 97,642,915.80, 146,464,373.70 and 76,093,675.80
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Solution
The fourth proportional to 97,642,915.80, 146,464,373.70 and 76,093,675.80 is: 114,140,513.70
Step by Step Solution
- Step 1: Write the proportion equation
97,642,915.80 : 146,464,373.70 = 76,093,675.80 : x - Step 2: Convert to fraction form
97,642,915.80/146,464,373.70 = 76,093,675.80/x - Step 3: Cross multiply
97,642,915.80x = 146,464,373.70 × 76,093,675.80 - Step 4: Simplify right side
97,642,915.80x = 11,145,012,568,577,846 - Step 5: Solve for x
x = 11,145,012,568,577,846/97,642,915.80 - Step 6: Final answer
x = 114,140,513.70
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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.