Finding the Fourth Proportional to 472,777,237.50, 652,425,777.21 and 261,093,025.08
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Solution
The fourth proportional to 472,777,237.50, 652,425,777.21 and 261,093,025.08 is: 360,304,613.46
Step by Step Solution
- Step 1: Write the proportion equation
472,777,237.50 : 652,425,777.21 = 261,093,025.08 : x - Step 2: Convert to fraction form
472,777,237.50/652,425,777.21 = 261,093,025.08/x - Step 3: Cross multiply
472,777,237.50x = 652,425,777.21 × 261,093,025.08 - Step 4: Simplify right side
472,777,237.50x = 170,343,819,811,929,056 - Step 5: Solve for x
x = 170,343,819,811,929,056/472,777,237.50 - Step 6: Final answer
x = 360,304,613.46
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.