Finding the Fourth Proportional to 252,258,568.10, 378,387,852.15 and 116,209,672.10
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Solution
The fourth proportional to 252,258,568.10, 378,387,852.15 and 116,209,672.10 is: 174,314,508.15
Step by Step Solution
- Step 1: Write the proportion equation
252,258,568.10 : 378,387,852.15 = 116,209,672.10 : x - Step 2: Convert to fraction form
252,258,568.10/378,387,852.15 = 116,209,672.10/x - Step 3: Cross multiply
252,258,568.10x = 378,387,852.15 × 116,209,672.10 - Step 4: Simplify right side
252,258,568.10x = 43,972,328,224,974,776 - Step 5: Solve for x
x = 43,972,328,224,974,776/252,258,568.10 - Step 6: Final answer
x = 174,314,508.15
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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.