Finding the Fourth Proportional to 284,450,773.68, 426,673,050.12 and 69,040,021.68
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Solution
The fourth proportional to 284,450,773.68, 426,673,050.12 and 69,040,021.68 is: 103,559,277.58
Step by Step Solution
- Step 1: Write the proportion equation
284,450,773.68 : 426,673,050.12 = 69,040,021.68 : x - Step 2: Convert to fraction form
284,450,773.68/426,673,050.12 = 69,040,021.68/x - Step 3: Cross multiply
284,450,773.68x = 426,673,050.12 × 69,040,021.68 - Step 4: Simplify right side
284,450,773.68x = 29,457,516,630,556,528 - Step 5: Solve for x
x = 29,457,516,630,556,528/284,450,773.68 - Step 6: Final answer
x = 103,559,277.58
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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.