Finding the Fourth Proportional to 75,328,465.24, 103,940,903.39 and 44,384,427.28
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Solution
The fourth proportional to 75,328,465.24, 103,940,903.39 and 44,384,427.28 is: 61,243,216.00
Step by Step Solution
- Step 1: Write the proportion equation
75,328,465.24 : 103,940,903.39 = 44,384,427.28 : x - Step 2: Convert to fraction form
75,328,465.24/103,940,903.39 = 44,384,427.28/x - Step 3: Cross multiply
75,328,465.24x = 103,940,903.39 × 44,384,427.28 - Step 4: Simplify right side
75,328,465.24x = 4,613,357,467,930,961 - Step 5: Solve for x
x = 4,613,357,467,930,961/75,328,465.24 - Step 6: Final answer
x = 61,243,216.00
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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.