Finding the Fourth Proportional to 546,046,252.40, 819,069,378.60 and 201,247,331.60
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Solution
The fourth proportional to 546,046,252.40, 819,069,378.60 and 201,247,331.60 is: 301,870,997.40
Step by Step Solution
- Step 1: Write the proportion equation
546,046,252.40 : 819,069,378.60 = 201,247,331.60 : x - Step 2: Convert to fraction form
546,046,252.40/819,069,378.60 = 201,247,331.60/x - Step 3: Cross multiply
546,046,252.40x = 819,069,378.60 × 201,247,331.60 - Step 4: Simplify right side
546,046,252.40x = 164,835,526,838,520,128 - Step 5: Solve for x
x = 164,835,526,838,520,128/546,046,252.40 - Step 6: Final answer
x = 301,870,997.40
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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.