Finding the Fourth Proportional to 190,610,272.35, 263,031,125.13 and 106,970,593.05
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Solution
The fourth proportional to 190,610,272.35, 263,031,125.13 and 106,970,593.05 is: 147,613,216.74
Step by Step Solution
- Step 1: Write the proportion equation
190,610,272.35 : 263,031,125.13 = 106,970,593.05 : x - Step 2: Convert to fraction form
190,610,272.35/263,031,125.13 = 106,970,593.05/x - Step 3: Cross multiply
190,610,272.35x = 263,031,125.13 × 106,970,593.05 - Step 4: Simplify right side
190,610,272.35x = 28,136,595,445,764,856 - Step 5: Solve for x
x = 28,136,595,445,764,856/190,610,272.35 - Step 6: Final answer
x = 147,613,216.74
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.