Finding the Fourth Proportional to 307,295,999.10, 460,943,998.65 and 254,211,839.10
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Solution
The fourth proportional to 307,295,999.10, 460,943,998.65 and 254,211,839.10 is: 381,317,758.65
Step by Step Solution
- Step 1: Write the proportion equation
307,295,999.10 : 460,943,998.65 = 254,211,839.10 : x - Step 2: Convert to fraction form
307,295,999.10/460,943,998.65 = 254,211,839.10/x - Step 3: Cross multiply
307,295,999.10x = 460,943,998.65 × 254,211,839.10 - Step 4: Simplify right side
307,295,999.10x = 117,177,421,618,924,416 - Step 5: Solve for x
x = 117,177,421,618,924,416/307,295,999.10 - Step 6: Final answer
x = 381,317,758.65
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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.