Finding the Fourth Proportional to 164,515,777.20, 227,031,794.04 and 91,181,653.68
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Solution
The fourth proportional to 164,515,777.20, 227,031,794.04 and 91,181,653.68 is: 125,830,694.00
Step by Step Solution
- Step 1: Write the proportion equation
164,515,777.20 : 227,031,794.04 = 91,181,653.68 : x - Step 2: Convert to fraction form
164,515,777.20/227,031,794.04 = 91,181,653.68/x - Step 3: Cross multiply
164,515,777.20x = 227,031,794.04 × 91,181,653.68 - Step 4: Simplify right side
164,515,777.20x = 20,701,134,418,504,368 - Step 5: Solve for x
x = 20,701,134,418,504,368/164,515,777.20 - Step 6: Final answer
x = 125,830,694.00
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.