Finding the Fourth Proportional to 322,500,779.75, 483,752,941.23 and 80,163,683.75
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Solution
The fourth proportional to 322,500,779.75, 483,752,941.23 and 80,163,683.75 is: 120,245,965.99
Step by Step Solution
- Step 1: Write the proportion equation
322,500,779.75 : 483,752,941.23 = 80,163,683.75 : x - Step 2: Convert to fraction form
322,500,779.75/483,752,941.23 = 80,163,683.75/x - Step 3: Cross multiply
322,500,779.75x = 483,752,941.23 × 80,163,683.75 - Step 4: Simplify right side
322,500,779.75x = 38,779,417,793,894,056 - Step 5: Solve for x
x = 38,779,417,793,894,056/322,500,779.75 - Step 6: Final answer
x = 120,245,965.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.