Finding the Fourth Proportional to 3,447,765,753.58, 5,171,648,699.04 and 827,569,858.96
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Solution
The fourth proportional to 3,447,765,753.58, 5,171,648,699.04 and 827,569,858.96 is: 1,241,354,804.92
Step by Step Solution
- Step 1: Write the proportion equation
3,447,765,753.58 : 5,171,648,699.04 = 827,569,858.96 : x - Step 2: Convert to fraction form
3,447,765,753.58/5,171,648,699.04 = 827,569,858.96/x - Step 3: Cross multiply
3,447,765,753.58x = 5,171,648,699.04 × 827,569,858.96 - Step 4: Simplify right side
3,447,765,753.58x = 4,279,900,584,455,200,256 - Step 5: Solve for x
x = 4,279,900,584,455,200,256/3,447,765,753.58 - Step 6: Final answer
x = 1,241,354,804.92
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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.