Finding the Fourth Proportional to 170,384,691.71, 235,149,558.37 and 98,873,326.45
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Solution
The fourth proportional to 170,384,691.71, 235,149,558.37 and 98,873,326.45 is: 136,456,032.61
Step by Step Solution
- Step 1: Write the proportion equation
170,384,691.71 : 235,149,558.37 = 98,873,326.45 : x - Step 2: Convert to fraction form
170,384,691.71/235,149,558.37 = 98,873,326.45/x - Step 3: Cross multiply
170,384,691.71x = 235,149,558.37 × 98,873,326.45 - Step 4: Simplify right side
170,384,691.71x = 23,250,019,049,337,096 - Step 5: Solve for x
x = 23,250,019,049,337,096/170,384,691.71 - Step 6: Final answer
x = 136,456,032.61
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.