Finding the Fourth Proportional to 354,822,844.20, 532,234,266.30 and 350,045,269.80
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Solution
The fourth proportional to 354,822,844.20, 532,234,266.30 and 350,045,269.80 is: 525,067,904.70
Step by Step Solution
- Step 1: Write the proportion equation
354,822,844.20 : 532,234,266.30 = 350,045,269.80 : x - Step 2: Convert to fraction form
354,822,844.20/532,234,266.30 = 350,045,269.80/x - Step 3: Cross multiply
354,822,844.20x = 532,234,266.30 × 350,045,269.80 - Step 4: Simplify right side
354,822,844.20x = 186,306,087,343,788,544 - Step 5: Solve for x
x = 186,306,087,343,788,544/354,822,844.20 - Step 6: Final answer
x = 525,067,904.70
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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.