Finding the Fourth Proportional to 2,863,911,631.27, 3,952,169,496.53 and 1,593,730,858.66
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Solution
The fourth proportional to 2,863,911,631.27, 3,952,169,496.53 and 1,593,730,858.66 is: 2,199,332,694.67
Step by Step Solution
- Step 1: Write the proportion equation
2,863,911,631.27 : 3,952,169,496.53 = 1,593,730,858.66 : x - Step 2: Convert to fraction form
2,863,911,631.27/3,952,169,496.53 = 1,593,730,858.66/x - Step 3: Cross multiply
2,863,911,631.27x = 3,952,169,496.53 × 1,593,730,858.66 - Step 4: Simplify right side
2,863,911,631.27x = 6,298,694,485,289,259,008 - Step 5: Solve for x
x = 6,298,694,485,289,259,008/2,863,911,631.27 - Step 6: Final answer
x = 2,199,332,694.67
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1.5x scale
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.