Finding the Fourth Proportional to 4,886,772,434.20, 7,330,158,651.30 and 1,206,277,788.70
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Solution
The fourth proportional to 4,886,772,434.20, 7,330,158,651.30 and 1,206,277,788.70 is: 1,809,416,683.05
Step by Step Solution
- Step 1: Write the proportion equation
4,886,772,434.20 : 7,330,158,651.30 = 1,206,277,788.70 : x - Step 2: Convert to fraction form
4,886,772,434.20/7,330,158,651.30 = 1,206,277,788.70/x - Step 3: Cross multiply
4,886,772,434.20x = 7,330,158,651.30 × 1,206,277,788.70 - Step 4: Simplify right side
4,886,772,434.20x = 8,842,207,568,710,338,560 - Step 5: Solve for x
x = 8,842,207,568,710,338,560/4,886,772,434.20 - Step 6: Final answer
x = 1,809,416,683.05
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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.