Finding the Fourth Proportional to 95,178,245.31, 142,767,860.63 and 43,326,585.99
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Solution
The fourth proportional to 95,178,245.31, 142,767,860.63 and 43,326,585.99 is: 64,990,103.25
Step by Step Solution
- Step 1: Write the proportion equation
95,178,245.31 : 142,767,860.63 = 43,326,585.99 : x - Step 2: Convert to fraction form
95,178,245.31/142,767,860.63 = 43,326,585.99/x - Step 3: Cross multiply
95,178,245.31x = 142,767,860.63 × 43,326,585.99 - Step 4: Simplify right side
95,178,245.31x = 6,185,643,989,977,398 - Step 5: Solve for x
x = 6,185,643,989,977,398/95,178,245.31 - Step 6: Final answer
x = 64,990,103.25
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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.