Finding the Fourth Proportional to 171,072,945.60, 256,420,461.60 and 94,450,963.20
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Solution
The fourth proportional to 171,072,945.60, 256,420,461.60 and 94,450,963.20 is: 141,572,119.99
Step by Step Solution
- Step 1: Write the proportion equation
171,072,945.60 : 256,420,461.60 = 94,450,963.20 : x - Step 2: Convert to fraction form
171,072,945.60/256,420,461.60 = 94,450,963.20/x - Step 3: Cross multiply
171,072,945.60x = 256,420,461.60 × 94,450,963.20 - Step 4: Simplify right side
171,072,945.60x = 24,219,159,582,308,612 - Step 5: Solve for x
x = 24,219,159,582,308,612/171,072,945.60 - Step 6: Final answer
x = 141,572,119.99
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1.5x scale
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.