Finding the Fourth Proportional to 108,753,062.40, 163,129,593.60 and 104,572,684.80
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Solution
The fourth proportional to 108,753,062.40, 163,129,593.60 and 104,572,684.80 is: 156,859,027.20
Step by Step Solution
- Step 1: Write the proportion equation
108,753,062.40 : 163,129,593.60 = 104,572,684.80 : x - Step 2: Convert to fraction form
108,753,062.40/163,129,593.60 = 104,572,684.80/x - Step 3: Cross multiply
108,753,062.40x = 163,129,593.60 × 104,572,684.80 - Step 4: Simplify right side
108,753,062.40x = 17,058,899,573,084,896 - Step 5: Solve for x
x = 17,058,899,573,084,896/108,753,062.40 - Step 6: Final answer
x = 156,859,027.20
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.