Finding the Fourth Proportional to 316,877,566.08, 475,428,804.48 and 141,986,850.24
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Solution
The fourth proportional to 316,877,566.08, 475,428,804.48 and 141,986,850.24 is: 213,030,664.48
Step by Step Solution
- Step 1: Write the proportion equation
316,877,566.08 : 475,428,804.48 = 141,986,850.24 : x - Step 2: Convert to fraction form
316,877,566.08/475,428,804.48 = 141,986,850.24/x - Step 3: Cross multiply
316,877,566.08x = 475,428,804.48 × 141,986,850.24 - Step 4: Simplify right side
316,877,566.08x = 67,504,638,461,484,008 - Step 5: Solve for x
x = 67,504,638,461,484,008/316,877,566.08 - Step 6: Final answer
x = 213,030,664.48
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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.