Finding the Fourth Proportional to 68,188,931.44, 102,282,697.08 and 39,416,759.44
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Solution
The fourth proportional to 68,188,931.44, 102,282,697.08 and 39,416,759.44 is: 59,124,734.48
Step by Step Solution
- Step 1: Write the proportion equation
68,188,931.44 : 102,282,697.08 = 39,416,759.44 : x - Step 2: Convert to fraction form
68,188,931.44/102,282,697.08 = 39,416,759.44/x - Step 3: Cross multiply
68,188,931.44x = 102,282,697.08 × 39,416,759.44 - Step 4: Simplify right side
68,188,931.44x = 4,031,652,465,676,750 - Step 5: Solve for x
x = 4,031,652,465,676,750/68,188,931.44 - Step 6: Final answer
x = 59,124,734.48
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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.