Finding the Fourth Proportional to 2,437,778,826.40, 3,656,668,239.60 and 1,816,992,752.80
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Solution
The fourth proportional to 2,437,778,826.40, 3,656,668,239.60 and 1,816,992,752.80 is: 2,725,489,129.20
Step by Step Solution
- Step 1: Write the proportion equation
2,437,778,826.40 : 3,656,668,239.60 = 1,816,992,752.80 : x - Step 2: Convert to fraction form
2,437,778,826.40/3,656,668,239.60 = 1,816,992,752.80/x - Step 3: Cross multiply
2,437,778,826.40x = 3,656,668,239.60 × 1,816,992,752.80 - Step 4: Simplify right side
2,437,778,826.40x = 6,644,139,690,747,133,952 - Step 5: Solve for x
x = 6,644,139,690,747,133,952/2,437,778,826.40 - Step 6: Final answer
x = 2,725,489,129.20
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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.