Finding the Fourth Proportional to 294,620,505.60, 406,600,512 and 162,487,351.68
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Solution
The fourth proportional to 294,620,505.60, 406,600,512 and 162,487,351.68 is: 224,245,899.83
Step by Step Solution
- Step 1: Write the proportion equation
294,620,505.60 : 406,600,512 = 162,487,351.68 : x - Step 2: Convert to fraction form
294,620,505.60/406,600,512 = 162,487,351.68/x - Step 3: Cross multiply
294,620,505.60x = 406,600,512 × 162,487,351.68 - Step 4: Simplify right side
294,620,505.60x = 66,067,440,386,612,064 - Step 5: Solve for x
x = 66,067,440,386,612,064/294,620,505.60 - Step 6: Final answer
x = 224,245,899.83
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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.