Finding the Fourth Proportional to 118,453,163,721.94, 176,448,609,262.04 and 112,037,352,878.26
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Solution
The fourth proportional to 118,453,163,721.94, 176,448,609,262.04 and 112,037,352,878.26 is: 166,891,575,367.08
Step by Step Solution
- Step 1: Write the proportion equation
118,453,163,721.94 : 176,448,609,262.04 = 112,037,352,878.26 : x - Step 2: Convert to fraction form
118,453,163,721.94/176,448,609,262.04 = 112,037,352,878.26/x - Step 3: Cross multiply
118,453,163,721.94x = 176,448,609,262.04 × 112,037,352,878.26 - Step 4: Simplify right side
118,453,163,721.94x = 19,768,835,100,769,389,641,728 - Step 5: Solve for x
x = 19,768,835,100,769,389,641,728/118,453,163,721.94 - Step 6: Final answer
x = 166,891,575,367.08
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.