Finding the Fourth Proportional to 477,375,794.15, 716,063,889.87 and 214,753,592.75
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Solution
The fourth proportional to 477,375,794.15, 716,063,889.87 and 214,753,592.75 is: 322,130,478.48
Step by Step Solution
- Step 1: Write the proportion equation
477,375,794.15 : 716,063,889.87 = 214,753,592.75 : x - Step 2: Convert to fraction form
477,375,794.15/716,063,889.87 = 214,753,592.75/x - Step 3: Cross multiply
477,375,794.15x = 716,063,889.87 × 214,753,592.75 - Step 4: Simplify right side
477,375,794.15x = 153,777,292,984,542,528 - Step 5: Solve for x
x = 153,777,292,984,542,528/477,375,794.15 - Step 6: Final answer
x = 322,130,478.48
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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.