Finding the Fourth Proportional to 731,454,058.44, 1,097,288,163.18 and 343,316,314.44
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Solution
The fourth proportional to 731,454,058.44, 1,097,288,163.18 and 343,316,314.44 is: 515,024,728.78
Step by Step Solution
- Step 1: Write the proportion equation
731,454,058.44 : 1,097,288,163.18 = 343,316,314.44 : x - Step 2: Convert to fraction form
731,454,058.44/1,097,288,163.18 = 343,316,314.44/x - Step 3: Cross multiply
731,454,058.44x = 1,097,288,163.18 × 343,316,314.44 - Step 4: Simplify right side
731,454,058.44x = 376,716,928,061,594,944 - Step 5: Solve for x
x = 376,716,928,061,594,944/731,454,058.44 - Step 6: Final answer
x = 515,024,728.78
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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.