Finding the Fourth Proportional to 102,355,173.62, 141,234,355.74 and 58,296,555.72
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Solution
The fourth proportional to 102,355,173.62, 141,234,355.74 and 58,296,555.72 is: 80,440,257.17
Step by Step Solution
- Step 1: Write the proportion equation
102,355,173.62 : 141,234,355.74 = 58,296,555.72 : x - Step 2: Convert to fraction form
102,355,173.62/141,234,355.74 = 58,296,555.72/x - Step 3: Cross multiply
102,355,173.62x = 141,234,355.74 × 58,296,555.72 - Step 4: Simplify right side
102,355,173.62x = 8,233,476,488,975,212 - Step 5: Solve for x
x = 8,233,476,488,975,212/102,355,173.62 - Step 6: Final answer
x = 80,440,257.17
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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.