Finding the Fourth Proportional to 146,654,659.87, 202,380,175.82 and 79,671,886.99
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Solution
The fourth proportional to 146,654,659.87, 202,380,175.82 and 79,671,886.99 is: 109,945,435.83
Step by Step Solution
- Step 1: Write the proportion equation
146,654,659.87 : 202,380,175.82 = 79,671,886.99 : x - Step 2: Convert to fraction form
146,654,659.87/202,380,175.82 = 79,671,886.99/x - Step 3: Cross multiply
146,654,659.87x = 202,380,175.82 × 79,671,886.99 - Step 4: Simplify right side
146,654,659.87x = 16,124,010,495,935,470 - Step 5: Solve for x
x = 16,124,010,495,935,470/146,654,659.87 - Step 6: Final answer
x = 109,945,435.83
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.