Finding the Fourth Proportional to 1,966,637,686.08, 2,713,879,247.97 and 1,074,595,035.42
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Solution
The fourth proportional to 1,966,637,686.08, 2,713,879,247.97 and 1,074,595,035.42 is: 1,482,897,021.27
Step by Step Solution
- Step 1: Write the proportion equation
1,966,637,686.08 : 2,713,879,247.97 = 1,074,595,035.42 : x - Step 2: Convert to fraction form
1,966,637,686.08/2,713,879,247.97 = 1,074,595,035.42/x - Step 3: Cross multiply
1,966,637,686.08x = 2,713,879,247.97 × 1,074,595,035.42 - Step 4: Simplify right side
1,966,637,686.08x = 2,916,321,166,597,924,864 - Step 5: Solve for x
x = 2,916,321,166,597,924,864/1,966,637,686.08 - Step 6: Final answer
x = 1,482,897,021.27
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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.