Finding the Fourth Proportional to 1,670,788,636.62, 2,303,384,412.54 and 1,332,844,125.79
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Solution
The fourth proportional to 1,670,788,636.62, 2,303,384,412.54 and 1,332,844,125.79 is: 1,837,486,990.52
Step by Step Solution
- Step 1: Write the proportion equation
1,670,788,636.62 : 2,303,384,412.54 = 1,332,844,125.79 : x - Step 2: Convert to fraction form
1,670,788,636.62/2,303,384,412.54 = 1,332,844,125.79/x - Step 3: Cross multiply
1,670,788,636.62x = 2,303,384,412.54 × 1,332,844,125.79 - Step 4: Simplify right side
1,670,788,636.62x = 3,070,052,383,689,714,176 - Step 5: Solve for x
x = 3,070,052,383,689,714,176/1,670,788,636.62 - Step 6: Final answer
x = 1,837,486,990.52
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.