Finding the Fourth Proportional to 4,345,602,178.20, 6,518,403,267.30 and 1,585,321,243.80
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Solution
The fourth proportional to 4,345,602,178.20, 6,518,403,267.30 and 1,585,321,243.80 is: 2,377,981,865.70
Step by Step Solution
- Step 1: Write the proportion equation
4,345,602,178.20 : 6,518,403,267.30 = 1,585,321,243.80 : x - Step 2: Convert to fraction form
4,345,602,178.20/6,518,403,267.30 = 1,585,321,243.80/x - Step 3: Cross multiply
4,345,602,178.20x = 6,518,403,267.30 × 1,585,321,243.80 - Step 4: Simplify right side
4,345,602,178.20x = 10,333,763,175,306,020,864 - Step 5: Solve for x
x = 10,333,763,175,306,020,864/4,345,602,178.20 - Step 6: Final answer
x = 2,377,981,865.70
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1.5x scale
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.