Finding the Fourth Proportional to 422,756,614.80, 633,927,456.09 and 173,716,756.65
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Solution
The fourth proportional to 422,756,614.80, 633,927,456.09 and 173,716,756.65 is: 260,489,884.17
Step by Step Solution
- Step 1: Write the proportion equation
422,756,614.80 : 633,927,456.09 = 173,716,756.65 : x - Step 2: Convert to fraction form
422,756,614.80/633,927,456.09 = 173,716,756.65/x - Step 3: Cross multiply
422,756,614.80x = 633,927,456.09 × 173,716,756.65 - Step 4: Simplify right side
422,756,614.80x = 110,123,821,623,340,096 - Step 5: Solve for x
x = 110,123,821,623,340,096/422,756,614.80 - Step 6: Final answer
x = 260,489,884.17
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.