Finding the Fourth Proportional to 253,030,519.44, 349,182,934.56 and 141,523,272
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Solution
The fourth proportional to 253,030,519.44, 349,182,934.56 and 141,523,272 is: 195,302,572.73
Step by Step Solution
- Step 1: Write the proportion equation
253,030,519.44 : 349,182,934.56 = 141,523,272 : x - Step 2: Convert to fraction form
253,030,519.44/349,182,934.56 = 141,523,272/x - Step 3: Cross multiply
253,030,519.44x = 349,182,934.56 × 141,523,272 - Step 4: Simplify right side
253,030,519.44x = 49,417,511,425,493,080 - Step 5: Solve for x
x = 49,417,511,425,493,080/253,030,519.44 - Step 6: Final answer
x = 195,302,572.73
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.