Finding the Fourth Proportional to 135,332,303.58, 186,753,582.18 and 73,451,313.54
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Solution
The fourth proportional to 135,332,303.58, 186,753,582.18 and 73,451,313.54 is: 101,360,100.70
Step by Step Solution
- Step 1: Write the proportion equation
135,332,303.58 : 186,753,582.18 = 73,451,313.54 : x - Step 2: Convert to fraction form
135,332,303.58/186,753,582.18 = 73,451,313.54/x - Step 3: Cross multiply
135,332,303.58x = 186,753,582.18 × 73,451,313.54 - Step 4: Simplify right side
135,332,303.58x = 13,717,295,919,421,338 - Step 5: Solve for x
x = 13,717,295,919,421,338/135,332,303.58 - Step 6: Final answer
x = 101,360,100.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.