Finding the Fourth Proportional to 68,438,245.98, 102,656,457.72 and 16,623,273.36
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Solution
The fourth proportional to 68,438,245.98, 102,656,457.72 and 16,623,273.36 is: 24,934,688.70
Step by Step Solution
- Step 1: Write the proportion equation
68,438,245.98 : 102,656,457.72 = 16,623,273.36 : x - Step 2: Convert to fraction form
68,438,245.98/102,656,457.72 = 16,623,273.36/x - Step 3: Cross multiply
68,438,245.98x = 102,656,457.72 × 16,623,273.36 - Step 4: Simplify right side
68,438,245.98x = 1,706,486,358,848,842.25 - Step 5: Solve for x
x = 1,706,486,358,848,842.25/68,438,245.98 - Step 6: Final answer
x = 24,934,688.70
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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.