Finding the Fourth Proportional to 330,986,201.01, 456,760,935.75 and 191,837,675.99
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Solution
The fourth proportional to 330,986,201.01, 456,760,935.75 and 191,837,675.99 is: 264,735,980.31
Step by Step Solution
- Step 1: Write the proportion equation
330,986,201.01 : 456,760,935.75 = 191,837,675.99 : x - Step 2: Convert to fraction form
330,986,201.01/456,760,935.75 = 191,837,675.99/x - Step 3: Cross multiply
330,986,201.01x = 456,760,935.75 × 191,837,675.99 - Step 4: Simplify right side
330,986,201.01x = 87,623,956,395,013,904 - Step 5: Solve for x
x = 87,623,956,395,013,904/330,986,201.01 - Step 6: Final answer
x = 264,735,980.31
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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.