Finding the Fourth Proportional to 998,201,059.20, 1,497,301,588.80 and 998,201,059.20
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Solution
The fourth proportional to 998,201,059.20, 1,497,301,588.80 and 998,201,059.20 is: 1,497,301,588.80
Step by Step Solution
- Step 1: Write the proportion equation
998,201,059.20 : 1,497,301,588.80 = 998,201,059.20 : x - Step 2: Convert to fraction form
998,201,059.20/1,497,301,588.80 = 998,201,059.20/x - Step 3: Cross multiply
998,201,059.20x = 1,497,301,588.80 × 998,201,059.20 - Step 4: Simplify right side
998,201,059.20x = 1,494,608,031,882,002,944 - Step 5: Solve for x
x = 1,494,608,031,882,002,944/998,201,059.20 - Step 6: Final answer
x = 1,497,301,588.80
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1.5x scale
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.