Finding the Fourth Proportional to 335,784,782.53, 463,378,289.62 and 187,112,169.88
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Solution
The fourth proportional to 335,784,782.53, 463,378,289.62 and 187,112,169.88 is: 258,212,169.69
Step by Step Solution
- Step 1: Write the proportion equation
335,784,782.53 : 463,378,289.62 = 187,112,169.88 : x - Step 2: Convert to fraction form
335,784,782.53/463,378,289.62 = 187,112,169.88/x - Step 3: Cross multiply
335,784,782.53x = 463,378,289.62 × 187,112,169.88 - Step 4: Simplify right side
335,784,782.53x = 86,703,717,246,081,280 - Step 5: Solve for x
x = 86,703,717,246,081,280/335,784,782.53 - Step 6: Final answer
x = 258,212,169.69
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.