Finding the Fourth Proportional to 208,201,824.96, 312,368,004.96 and 125,294,040.96
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Solution
The fourth proportional to 208,201,824.96, 312,368,004.96 and 125,294,040.96 is: 187,980,338.86
Step by Step Solution
- Step 1: Write the proportion equation
208,201,824.96 : 312,368,004.96 = 125,294,040.96 : x - Step 2: Convert to fraction form
208,201,824.96/312,368,004.96 = 125,294,040.96/x - Step 3: Cross multiply
208,201,824.96x = 312,368,004.96 × 125,294,040.96 - Step 4: Simplify right side
208,201,824.96x = 39,137,849,608,051,720 - Step 5: Solve for x
x = 39,137,849,608,051,720/208,201,824.96 - Step 6: Final answer
x = 187,980,338.86
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.