Finding the Fourth Proportional to 378,749,176.24, 567,621,519.80 and 194,509,210.36
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Solution
The fourth proportional to 378,749,176.24, 567,621,519.80 and 194,509,210.36 is: 291,505,884.44
Step by Step Solution
- Step 1: Write the proportion equation
378,749,176.24 : 567,621,519.80 = 194,509,210.36 : x - Step 2: Convert to fraction form
378,749,176.24/567,621,519.80 = 194,509,210.36/x - Step 3: Cross multiply
378,749,176.24x = 567,621,519.80 × 194,509,210.36 - Step 4: Simplify right side
378,749,176.24x = 110,407,613,599,641,104 - Step 5: Solve for x
x = 110,407,613,599,641,104/378,749,176.24 - Step 6: Final answer
x = 291,505,884.44
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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.