Finding the Fourth Proportional to 293,857,995.98, 440,786,928.13 and 107,125,938.29
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Solution
The fourth proportional to 293,857,995.98, 440,786,928.13 and 107,125,938.29 is: 160,688,883.43
Step by Step Solution
- Step 1: Write the proportion equation
293,857,995.98 : 440,786,928.13 = 107,125,938.29 : x - Step 2: Convert to fraction form
293,857,995.98/440,786,928.13 = 107,125,938.29/x - Step 3: Cross multiply
293,857,995.98x = 440,786,928.13 × 107,125,938.29 - Step 4: Simplify right side
293,857,995.98x = 47,219,713,262,727,200 - Step 5: Solve for x
x = 47,219,713,262,727,200/293,857,995.98 - Step 6: Final answer
x = 160,688,883.43
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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.