Finding the Fourth Proportional to 165,297,419.37, 247,982,000.99 and 50,278,972.14
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Solution
The fourth proportional to 165,297,419.37, 247,982,000.99 and 50,278,972.14 is: 75,429,369.47
Step by Step Solution
- Step 1: Write the proportion equation
165,297,419.37 : 247,982,000.99 = 50,278,972.14 : x - Step 2: Convert to fraction form
165,297,419.37/247,982,000.99 = 50,278,972.14/x - Step 3: Cross multiply
165,297,419.37x = 247,982,000.99 × 50,278,972.14 - Step 4: Simplify right side
165,297,419.37x = 12,468,280,118,746,268 - Step 5: Solve for x
x = 12,468,280,118,746,268/165,297,419.37 - Step 6: Final answer
x = 75,429,369.47
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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.