Finding the Fourth Proportional to 433,470,935.08, 598,190,276.20 and 235,232,430.40
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Solution
The fourth proportional to 433,470,935.08, 598,190,276.20 and 235,232,430.40 is: 324,620,963.31
Step by Step Solution
- Step 1: Write the proportion equation
433,470,935.08 : 598,190,276.20 = 235,232,430.40 : x - Step 2: Convert to fraction form
433,470,935.08/598,190,276.20 = 235,232,430.40/x - Step 3: Cross multiply
433,470,935.08x = 598,190,276.20 × 235,232,430.40 - Step 4: Simplify right side
433,470,935.08x = 140,713,752,512,173,296 - Step 5: Solve for x
x = 140,713,752,512,173,296/433,470,935.08 - Step 6: Final answer
x = 324,620,963.31
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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.