Finding the Fourth Proportional to 425,653,489.05, 587,401,555.08 and 230,083,201.05
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Solution
The fourth proportional to 425,653,489.05, 587,401,555.08 and 230,083,201.05 is: 317,514,677.01
Step by Step Solution
- Step 1: Write the proportion equation
425,653,489.05 : 587,401,555.08 = 230,083,201.05 : x - Step 2: Convert to fraction form
425,653,489.05/587,401,555.08 = 230,083,201.05/x - Step 3: Cross multiply
425,653,489.05x = 587,401,555.08 × 230,083,201.05 - Step 4: Simplify right side
425,653,489.05x = 135,151,230,094,554,304 - Step 5: Solve for x
x = 135,151,230,094,554,304/425,653,489.05 - Step 6: Final answer
x = 317,514,677.01
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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.