Finding the Fourth Proportional to 194,184,001.20, 291,276,001.80 and 176,268,097.20
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Solution
The fourth proportional to 194,184,001.20, 291,276,001.80 and 176,268,097.20 is: 264,402,145.80
Step by Step Solution
- Step 1: Write the proportion equation
194,184,001.20 : 291,276,001.80 = 176,268,097.20 : x - Step 2: Convert to fraction form
194,184,001.20/291,276,001.80 = 176,268,097.20/x - Step 3: Cross multiply
194,184,001.20x = 291,276,001.80 × 176,268,097.20 - Step 4: Simplify right side
194,184,001.20x = 51,342,666,597,309,776 - Step 5: Solve for x
x = 51,342,666,597,309,776/194,184,001.20 - Step 6: Final answer
x = 264,402,145.80
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1.5x scale
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.