Finding the Fourth Proportional to 319,341,276.99, 479,008,722.11 and 100,991,656.26
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Solution
The fourth proportional to 319,341,276.99, 479,008,722.11 and 100,991,656.26 is: 151,486,474.49
Step by Step Solution
- Step 1: Write the proportion equation
319,341,276.99 : 479,008,722.11 = 100,991,656.26 : x - Step 2: Convert to fraction form
319,341,276.99/479,008,722.11 = 100,991,656.26/x - Step 3: Cross multiply
319,341,276.99x = 479,008,722.11 × 100,991,656.26 - Step 4: Simplify right side
319,341,276.99x = 48,375,884,208,874,984 - Step 5: Solve for x
x = 48,375,884,208,874,984/319,341,276.99 - Step 6: Final answer
x = 151,486,474.49
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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.