Finding the Fourth Proportional to 118,940,149.84, 164,134,933.50 and 66,013,752.63
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Solution
The fourth proportional to 118,940,149.84, 164,134,933.50 and 66,013,752.63 is: 91,097,605.92
Step by Step Solution
- Step 1: Write the proportion equation
118,940,149.84 : 164,134,933.50 = 66,013,752.63 : x - Step 2: Convert to fraction form
118,940,149.84/164,134,933.50 = 66,013,752.63/x - Step 3: Cross multiply
118,940,149.84x = 164,134,933.50 × 66,013,752.63 - Step 4: Simplify right side
118,940,149.84x = 10,835,162,897,488,586 - Step 5: Solve for x
x = 10,835,162,897,488,586/118,940,149.84 - Step 6: Final answer
x = 91,097,605.92
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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.