Finding the Fourth Proportional to 502,347,285.36, 753,634,651.98 and 174,838,261.68
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Solution
The fourth proportional to 502,347,285.36, 753,634,651.98 and 174,838,261.68 is: 262,296,973.30
Step by Step Solution
- Step 1: Write the proportion equation
502,347,285.36 : 753,634,651.98 = 174,838,261.68 : x - Step 2: Convert to fraction form
502,347,285.36/753,634,651.98 = 174,838,261.68/x - Step 3: Cross multiply
502,347,285.36x = 753,634,651.98 × 174,838,261.68 - Step 4: Simplify right side
502,347,285.36x = 131,764,172,493,994,976 - Step 5: Solve for x
x = 131,764,172,493,994,976/502,347,285.36 - Step 6: Final answer
x = 262,296,973.30
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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.