Finding the Fourth Proportional to 126,294,946.80, 174,287,027.76 and 68,348,194.80
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Solution
The fourth proportional to 126,294,946.80, 174,287,027.76 and 68,348,194.80 is: 94,320,509.46
Step by Step Solution
- Step 1: Write the proportion equation
126,294,946.80 : 174,287,027.76 = 68,348,194.80 : x - Step 2: Convert to fraction form
126,294,946.80/174,287,027.76 = 68,348,194.80/x - Step 3: Cross multiply
126,294,946.80x = 174,287,027.76 × 68,348,194.80 - Step 4: Simplify right side
126,294,946.80x = 11,912,203,724,453,486 - Step 5: Solve for x
x = 11,912,203,724,453,486/126,294,946.80 - Step 6: Final answer
x = 94,320,509.46
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.