Finding the Fourth Proportional to 1,460,344,118.40, 2,190,497,043.36 and 354,945,763.80
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Solution
The fourth proportional to 1,460,344,118.40, 2,190,497,043.36 and 354,945,763.80 is: 532,413,995.00
Step by Step Solution
- Step 1: Write the proportion equation
1,460,344,118.40 : 2,190,497,043.36 = 354,945,763.80 : x - Step 2: Convert to fraction form
1,460,344,118.40/2,190,497,043.36 = 354,945,763.80/x - Step 3: Cross multiply
1,460,344,118.40x = 2,190,497,043.36 × 354,945,763.80 - Step 4: Simplify right side
1,460,344,118.40x = 777,507,646,157,057,024 - Step 5: Solve for x
x = 777,507,646,157,057,024/1,460,344,118.40 - Step 6: Final answer
x = 532,413,995.00
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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.