Finding the Fourth Proportional to 260,203,646.79, 359,092,296.50 and 155,761,515.36
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Solution
The fourth proportional to 260,203,646.79, 359,092,296.50 and 155,761,515.36 is: 214,957,633.94
Step by Step Solution
- Step 1: Write the proportion equation
260,203,646.79 : 359,092,296.50 = 155,761,515.36 : x - Step 2: Convert to fraction form
260,203,646.79/359,092,296.50 = 155,761,515.36/x - Step 3: Cross multiply
260,203,646.79x = 359,092,296.50 × 155,761,515.36 - Step 4: Simplify right side
260,203,646.79x = 55,932,760,256,163,624 - Step 5: Solve for x
x = 55,932,760,256,163,624/260,203,646.79 - Step 6: Final answer
x = 214,957,633.94
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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.