Finding the Fourth Proportional to 268,682,869.20, 403,208,367.36 and 93,805,925.28
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Solution
The fourth proportional to 268,682,869.20, 403,208,367.36 and 93,805,925.28 is: 140,773,150.49
Step by Step Solution
- Step 1: Write the proportion equation
268,682,869.20 : 403,208,367.36 = 93,805,925.28 : x - Step 2: Convert to fraction form
268,682,869.20/403,208,367.36 = 93,805,925.28/x - Step 3: Cross multiply
268,682,869.20x = 403,208,367.36 × 93,805,925.28 - Step 4: Simplify right side
268,682,869.20x = 37,823,333,980,842,952 - Step 5: Solve for x
x = 37,823,333,980,842,952/268,682,869.20 - Step 6: Final answer
x = 140,773,150.49
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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.