Finding the Fourth Proportional to 75,328,464.24, 103,940,902.01 and 44,384,426.28
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Solution
The fourth proportional to 75,328,464.24, 103,940,902.01 and 44,384,426.28 is: 61,243,214.63
Step by Step Solution
- Step 1: Write the proportion equation
75,328,464.24 : 103,940,902.01 = 44,384,426.28 : x - Step 2: Convert to fraction form
75,328,464.24/103,940,902.01 = 44,384,426.28/x - Step 3: Cross multiply
75,328,464.24x = 103,940,902.01 × 44,384,426.28 - Step 4: Simplify right side
75,328,464.24x = 4,613,357,302,850,510 - Step 5: Solve for x
x = 4,613,357,302,850,510/75,328,464.24 - Step 6: Final answer
x = 61,243,214.63
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.