Finding the Fourth Proportional to 372,246,135.60, 558,369,203.40 and 234,496,628.40
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Solution
The fourth proportional to 372,246,135.60, 558,369,203.40 and 234,496,628.40 is: 351,744,942.60
Step by Step Solution
- Step 1: Write the proportion equation
372,246,135.60 : 558,369,203.40 = 234,496,628.40 : x - Step 2: Convert to fraction form
372,246,135.60/558,369,203.40 = 234,496,628.40/x - Step 3: Cross multiply
372,246,135.60x = 558,369,203.40 × 234,496,628.40 - Step 4: Simplify right side
372,246,135.60x = 130,935,695,599,693,808 - Step 5: Solve for x
x = 130,935,695,599,693,808/372,246,135.60 - Step 6: Final answer
x = 351,744,942.60
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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.