Finding the Fourth Proportional to 2,987,586,095.08, 4,119,036,434.04 and 2,449,756,187.68
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Solution
The fourth proportional to 2,987,586,095.08, 4,119,036,434.04 and 2,449,756,187.68 is: 3,377,521,072.34
Step by Step Solution
- Step 1: Write the proportion equation
2,987,586,095.08 : 4,119,036,434.04 = 2,449,756,187.68 : x - Step 2: Convert to fraction form
2,987,586,095.08/4,119,036,434.04 = 2,449,756,187.68/x - Step 3: Cross multiply
2,987,586,095.08x = 4,119,036,434.04 × 2,449,756,187.68 - Step 4: Simplify right side
2,987,586,095.08x = 10,090,634,991,568,850,944 - Step 5: Solve for x
x = 10,090,634,991,568,850,944/2,987,586,095.08 - Step 6: Final answer
x = 3,377,521,072.34
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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.