Finding the Fourth Proportional to 74,087,358.22, 102,239,228.64 and 41,046,944.68
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Solution
The fourth proportional to 74,087,358.22, 102,239,228.64 and 41,046,944.68 is: 56,644,049.17
Step by Step Solution
- Step 1: Write the proportion equation
74,087,358.22 : 102,239,228.64 = 41,046,944.68 : x - Step 2: Convert to fraction form
74,087,358.22/102,239,228.64 = 41,046,944.68/x - Step 3: Cross multiply
74,087,358.22x = 102,239,228.64 × 41,046,944.68 - Step 4: Simplify right side
74,087,358.22x = 4,196,607,962,111,951.50 - Step 5: Solve for x
x = 4,196,607,962,111,951.50/74,087,358.22 - Step 6: Final answer
x = 56,644,049.17
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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.