Finding the Fourth Proportional to 443,275,073.70, 664,852,249.35 and 115,776,197.70
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Solution
The fourth proportional to 443,275,073.70, 664,852,249.35 and 115,776,197.70 is: 173,648,531.19
Step by Step Solution
- Step 1: Write the proportion equation
443,275,073.70 : 664,852,249.35 = 115,776,197.70 : x - Step 2: Convert to fraction form
443,275,073.70/664,852,249.35 = 115,776,197.70/x - Step 3: Cross multiply
443,275,073.70x = 664,852,249.35 × 115,776,197.70 - Step 4: Simplify right side
443,275,073.70x = 76,974,065,462,035,296 - Step 5: Solve for x
x = 76,974,065,462,035,296/443,275,073.70 - Step 6: Final answer
x = 173,648,531.19
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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.