Finding the Fourth Proportional to 1,345,115,229.04, 2,017,757,939.10 and 568,616,155.12
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Solution
The fourth proportional to 1,345,115,229.04, 2,017,757,939.10 and 568,616,155.12 is: 852,960,204.84
Step by Step Solution
- Step 1: Write the proportion equation
1,345,115,229.04 : 2,017,757,939.10 = 568,616,155.12 : x - Step 2: Convert to fraction form
1,345,115,229.04/2,017,757,939.10 = 568,616,155.12/x - Step 3: Cross multiply
1,345,115,229.04x = 2,017,757,939.10 × 568,616,155.12 - Step 4: Simplify right side
1,345,115,229.04x = 1,147,329,761,293,897,088 - Step 5: Solve for x
x = 1,147,329,761,293,897,088/1,345,115,229.04 - Step 6: Final answer
x = 852,960,204.84
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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.