Finding the Fourth Proportional to 923,206,257.09, 1,382,611,100.70 and 534,209,291.01
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Solution
The fourth proportional to 923,206,257.09, 1,382,611,100.70 and 534,209,291.01 is: 800,041,908.48
Step by Step Solution
- Step 1: Write the proportion equation
923,206,257.09 : 1,382,611,100.70 = 534,209,291.01 : x - Step 2: Convert to fraction form
923,206,257.09/1,382,611,100.70 = 534,209,291.01/x - Step 3: Cross multiply
923,206,257.09x = 1,382,611,100.70 × 534,209,291.01 - Step 4: Simplify right side
923,206,257.09x = 738,603,695,847,502,720 - Step 5: Solve for x
x = 738,603,695,847,502,720/923,206,257.09 - Step 6: Final answer
x = 800,041,908.48
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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.