Finding the Fourth Proportional to 97,834,929.80, 146,752,394.70 and 40,297,584.20
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Solution
The fourth proportional to 97,834,929.80, 146,752,394.70 and 40,297,584.20 is: 60,446,376.30
Step by Step Solution
- Step 1: Write the proportion equation
97,834,929.80 : 146,752,394.70 = 40,297,584.20 : x - Step 2: Convert to fraction form
97,834,929.80/146,752,394.70 = 40,297,584.20/x - Step 3: Cross multiply
97,834,929.80x = 146,752,394.70 × 40,297,584.20 - Step 4: Simplify right side
97,834,929.80x = 5,913,766,981,974,884 - Step 5: Solve for x
x = 5,913,766,981,974,884/97,834,929.80 - Step 6: Final answer
x = 60,446,376.30
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.