Finding the Fourth Proportional to 896,802,125.80, 1,345,203,188.70 and 250,569,869.80
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Solution
The fourth proportional to 896,802,125.80, 1,345,203,188.70 and 250,569,869.80 is: 375,854,804.70
Step by Step Solution
- Step 1: Write the proportion equation
896,802,125.80 : 1,345,203,188.70 = 250,569,869.80 : x - Step 2: Convert to fraction form
896,802,125.80/1,345,203,188.70 = 250,569,869.80/x - Step 3: Cross multiply
896,802,125.80x = 1,345,203,188.70 × 250,569,869.80 - Step 4: Simplify right side
896,802,125.80x = 337,067,387,847,103,872 - Step 5: Solve for x
x = 337,067,387,847,103,872/896,802,125.80 - Step 6: Final answer
x = 375,854,804.70
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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.