Finding the Fourth Proportional to 103,697,512.92, 155,569,433.76 and 39,001,878.99
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Solution
The fourth proportional to 103,697,512.92, 155,569,433.76 and 39,001,878.99 is: 58,511,530.89
Step by Step Solution
- Step 1: Write the proportion equation
103,697,512.92 : 155,569,433.76 = 39,001,878.99 : x - Step 2: Convert to fraction form
103,697,512.92/155,569,433.76 = 39,001,878.99/x - Step 3: Cross multiply
103,697,512.92x = 155,569,433.76 × 39,001,878.99 - Step 4: Simplify right side
103,697,512.92x = 6,067,500,230,050,341 - Step 5: Solve for x
x = 6,067,500,230,050,341/103,697,512.92 - Step 6: Final answer
x = 58,511,530.89
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.