Finding the Fourth Proportional to 85,986,773.03, 118,660,920.84 and 46,829,203.70
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Solution
The fourth proportional to 85,986,773.03, 118,660,920.84 and 46,829,203.70 is: 64,623,851.29
Step by Step Solution
- Step 1: Write the proportion equation
85,986,773.03 : 118,660,920.84 = 46,829,203.70 : x - Step 2: Convert to fraction form
85,986,773.03/118,660,920.84 = 46,829,203.70/x - Step 3: Cross multiply
85,986,773.03x = 118,660,920.84 × 46,829,203.70 - Step 4: Simplify right side
85,986,773.03x = 5,556,796,432,652,631 - Step 5: Solve for x
x = 5,556,796,432,652,631/85,986,773.03 - Step 6: Final answer
x = 64,623,851.29
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.