Finding the Fourth Proportional to 121,992,246.30, 183,130,087.05 and 73,524,827.10
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Solution
The fourth proportional to 121,992,246.30, 183,130,087.05 and 73,524,827.10 is: 110,372,653.96
Step by Step Solution
- Step 1: Write the proportion equation
121,992,246.30 : 183,130,087.05 = 73,524,827.10 : x - Step 2: Convert to fraction form
121,992,246.30/183,130,087.05 = 73,524,827.10/x - Step 3: Cross multiply
121,992,246.30x = 183,130,087.05 × 73,524,827.10 - Step 4: Simplify right side
121,992,246.30x = 13,464,607,987,159,198 - Step 5: Solve for x
x = 13,464,607,987,159,198/121,992,246.30 - Step 6: Final answer
x = 110,372,653.96
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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.