Finding the Fourth Proportional to 360,232,708.25, 497,121,562.58 and 195,220,277.75
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Solution
The fourth proportional to 360,232,708.25, 497,121,562.58 and 195,220,277.75 is: 269,404,213.72
Step by Step Solution
- Step 1: Write the proportion equation
360,232,708.25 : 497,121,562.58 = 195,220,277.75 : x - Step 2: Convert to fraction form
360,232,708.25/497,121,562.58 = 195,220,277.75/x - Step 3: Cross multiply
360,232,708.25x = 497,121,562.58 × 195,220,277.75 - Step 4: Simplify right side
360,232,708.25x = 97,048,209,522,648,304 - Step 5: Solve for x
x = 97,048,209,522,648,304/360,232,708.25 - Step 6: Final answer
x = 269,404,213.72
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1.5x scale
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.