Finding the Fourth Proportional to 248,376,926.74, 342,762,458.14 and 136,871,757.95
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Solution
The fourth proportional to 248,376,926.74, 342,762,458.14 and 136,871,757.95 is: 188,884,293.00
Step by Step Solution
- Step 1: Write the proportion equation
248,376,926.74 : 342,762,458.14 = 136,871,757.95 : x - Step 2: Convert to fraction form
248,376,926.74/342,762,458.14 = 136,871,757.95/x - Step 3: Cross multiply
248,376,926.74x = 342,762,458.14 × 136,871,757.95 - Step 4: Simplify right side
248,376,926.74x = 46,914,500,204,885,080 - Step 5: Solve for x
x = 46,914,500,204,885,080/248,376,926.74 - Step 6: Final answer
x = 188,884,293.00
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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.