Finding the Fourth Proportional to 445,841,267.50, 668,496,970.11 and 169,512,708.96
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Solution
The fourth proportional to 445,841,267.50, 668,496,970.11 and 169,512,708.96 is: 254,168,334.33
Step by Step Solution
- Step 1: Write the proportion equation
445,841,267.50 : 668,496,970.11 = 169,512,708.96 : x - Step 2: Convert to fraction form
445,841,267.50/668,496,970.11 = 169,512,708.96/x - Step 3: Cross multiply
445,841,267.50x = 668,496,970.11 × 169,512,708.96 - Step 4: Simplify right side
445,841,267.50x = 113,318,732,335,533,920 - Step 5: Solve for x
x = 113,318,732,335,533,920/445,841,267.50 - Step 6: Final answer
x = 254,168,334.33
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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.