Finding the Fourth Proportional to 349,617,858.36, 482,472,571.64 and 192,984,924.48
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Solution
The fourth proportional to 349,617,858.36, 482,472,571.64 and 192,984,924.48 is: 266,319,155.54
Step by Step Solution
- Step 1: Write the proportion equation
349,617,858.36 : 482,472,571.64 = 192,984,924.48 : x - Step 2: Convert to fraction form
349,617,858.36/482,472,571.64 = 192,984,924.48/x - Step 3: Cross multiply
349,617,858.36x = 482,472,571.64 × 192,984,924.48 - Step 4: Simplify right side
349,617,858.36x = 93,109,932,801,616,784 - Step 5: Solve for x
x = 93,109,932,801,616,784/349,617,858.36 - Step 6: Final answer
x = 266,319,155.54
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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.