Finding the Fourth Proportional to 587,493,079.20, 881,239,618.80 and 587,493,079.20
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Solution
The fourth proportional to 587,493,079.20, 881,239,618.80 and 587,493,079.20 is: 881,239,618.80
Step by Step Solution
- Step 1: Write the proportion equation
587,493,079.20 : 881,239,618.80 = 587,493,079.20 : x - Step 2: Convert to fraction form
587,493,079.20/881,239,618.80 = 587,493,079.20/x - Step 3: Cross multiply
587,493,079.20x = 881,239,618.80 × 587,493,079.20 - Step 4: Simplify right side
587,493,079.20x = 517,722,177,161,846,208 - Step 5: Solve for x
x = 517,722,177,161,846,208/587,493,079.20 - Step 6: Final answer
x = 881,239,618.80
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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.