Finding the Fourth Proportional to 245,919,063.14, 368,651,591.34 and 122,990,410.28
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Solution
The fourth proportional to 245,919,063.14, 368,651,591.34 and 122,990,410.28 is: 184,372,085.23
Step by Step Solution
- Step 1: Write the proportion equation
245,919,063.14 : 368,651,591.34 = 122,990,410.28 : x - Step 2: Convert to fraction form
245,919,063.14/368,651,591.34 = 122,990,410.28/x - Step 3: Cross multiply
245,919,063.14x = 368,651,591.34 × 122,990,410.28 - Step 4: Simplify right side
245,919,063.14x = 45,340,610,469,281,496 - Step 5: Solve for x
x = 45,340,610,469,281,496/245,919,063.14 - Step 6: Final answer
x = 184,372,085.23
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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.