Finding the Fourth Proportional to 582,460,455.36, 873,693,949.20 and 194,282,220.08
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Solution
The fourth proportional to 582,460,455.36, 873,693,949.20 and 194,282,220.08 is: 291,424,419.56
Step by Step Solution
- Step 1: Write the proportion equation
582,460,455.36 : 873,693,949.20 = 194,282,220.08 : x - Step 2: Convert to fraction form
582,460,455.36/873,693,949.20 = 194,282,220.08/x - Step 3: Cross multiply
582,460,455.36x = 873,693,949.20 × 194,282,220.08 - Step 4: Simplify right side
582,460,455.36x = 169,743,200,121,038,752 - Step 5: Solve for x
x = 169,743,200,121,038,752/582,460,455.36 - Step 6: Final answer
x = 291,424,419.56
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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.