Finding the Fourth Proportional to 201,279,565,426.95, 301,917,358,496.18 and 92,215,352,567.79
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Solution
The fourth proportional to 201,279,565,426.95, 301,917,358,496.18 and 92,215,352,567.79 is: 138,322,117,304.87
Step by Step Solution
- Step 1: Write the proportion equation
201,279,565,426.95 : 301,917,358,496.18 = 92,215,352,567.79 : x - Step 2: Convert to fraction form
201,279,565,426.95/301,917,358,496.18 = 92,215,352,567.79/x - Step 3: Cross multiply
201,279,565,426.95x = 301,917,358,496.18 × 92,215,352,567.79 - Step 4: Simplify right side
201,279,565,426.95x = 27,841,415,660,059,576,238,080 - Step 5: Solve for x
x = 27,841,415,660,059,576,238,080/201,279,565,426.95 - Step 6: Final answer
x = 138,322,117,304.87
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1.5x scale
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.