Finding the Fourth Proportional to 626,458,548.73, 939,542,043.49 and 233,170,594.68
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Solution
The fourth proportional to 626,458,548.73, 939,542,043.49 and 233,170,594.68 is: 349,701,632.21
Step by Step Solution
- Step 1: Write the proportion equation
626,458,548.73 : 939,542,043.49 = 233,170,594.68 : x - Step 2: Convert to fraction form
626,458,548.73/939,542,043.49 = 233,170,594.68/x - Step 3: Cross multiply
626,458,548.73x = 939,542,043.49 × 233,170,594.68 - Step 4: Simplify right side
626,458,548.73x = 219,073,577,006,391,808 - Step 5: Solve for x
x = 219,073,577,006,391,808/626,458,548.73 - Step 6: Final answer
x = 349,701,632.21
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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.