Finding the Fourth Proportional to 168,141,241.24, 232,035,012.42 and 93,801,802.12
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Solution
The fourth proportional to 168,141,241.24, 232,035,012.42 and 93,801,802.12 is: 129,446,542.44
Step by Step Solution
- Step 1: Write the proportion equation
168,141,241.24 : 232,035,012.42 = 93,801,802.12 : x - Step 2: Convert to fraction form
168,141,241.24/232,035,012.42 = 93,801,802.12/x - Step 3: Cross multiply
168,141,241.24x = 232,035,012.42 × 93,801,802.12 - Step 4: Simplify right side
168,141,241.24x = 21,765,302,319,932,584 - Step 5: Solve for x
x = 21,765,302,319,932,584/168,141,241.24 - Step 6: Final answer
x = 129,446,542.44
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1.5x scale
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.