Finding the Fourth Proportional to 248,832,803.70, 373,249,205.55 and 121,430,819.70
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Solution
The fourth proportional to 248,832,803.70, 373,249,205.55 and 121,430,819.70 is: 182,146,229.55
Step by Step Solution
- Step 1: Write the proportion equation
248,832,803.70 : 373,249,205.55 = 121,430,819.70 : x - Step 2: Convert to fraction form
248,832,803.70/373,249,205.55 = 121,430,819.70/x - Step 3: Cross multiply
248,832,803.70x = 373,249,205.55 × 121,430,819.70 - Step 4: Simplify right side
248,832,803.70x = 45,323,956,982,310,288 - Step 5: Solve for x
x = 45,323,956,982,310,288/248,832,803.70 - Step 6: Final answer
x = 182,146,229.55
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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.