Finding the Fourth Proportional to 249,372,005.20, 374,058,007.80 and 232,365,893.20
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Solution
The fourth proportional to 249,372,005.20, 374,058,007.80 and 232,365,893.20 is: 348,548,839.80
Step by Step Solution
- Step 1: Write the proportion equation
249,372,005.20 : 374,058,007.80 = 232,365,893.20 : x - Step 2: Convert to fraction form
249,372,005.20/374,058,007.80 = 232,365,893.20/x - Step 3: Cross multiply
249,372,005.20x = 374,058,007.80 × 232,365,893.20 - Step 4: Simplify right side
249,372,005.20x = 86,918,323,091,059,568 - Step 5: Solve for x
x = 86,918,323,091,059,568/249,372,005.20 - Step 6: Final answer
x = 348,548,839.80
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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.