Finding the Fourth Proportional to 201,643,182.10, 302,464,773.15 and 191,565,486.10
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Solution
The fourth proportional to 201,643,182.10, 302,464,773.15 and 191,565,486.10 is: 287,348,229.15
Step by Step Solution
- Step 1: Write the proportion equation
201,643,182.10 : 302,464,773.15 = 191,565,486.10 : x - Step 2: Convert to fraction form
201,643,182.10/302,464,773.15 = 191,565,486.10/x - Step 3: Cross multiply
201,643,182.10x = 302,464,773.15 × 191,565,486.10 - Step 4: Simplify right side
201,643,182.10x = 57,941,811,296,605,968 - Step 5: Solve for x
x = 57,941,811,296,605,968/201,643,182.10 - Step 6: Final answer
x = 287,348,229.15
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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.