Finding the Fourth Proportional to 163,334,614.05, 245,001,921.08 and 126,346,320.45
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Solution
The fourth proportional to 163,334,614.05, 245,001,921.08 and 126,346,320.45 is: 189,519,480.68
Step by Step Solution
- Step 1: Write the proportion equation
163,334,614.05 : 245,001,921.08 = 126,346,320.45 : x - Step 2: Convert to fraction form
163,334,614.05/245,001,921.08 = 126,346,320.45/x - Step 3: Cross multiply
163,334,614.05x = 245,001,921.08 × 126,346,320.45 - Step 4: Simplify right side
163,334,614.05x = 30,955,091,231,007,556 - Step 5: Solve for x
x = 30,955,091,231,007,556/163,334,614.05 - Step 6: Final answer
x = 189,519,480.68
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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.