Finding the Fourth Proportional to 177,526,331.61, 244,965,120.42 and 98,130,668.02
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Solution
The fourth proportional to 177,526,331.61, 244,965,120.42 and 98,130,668.02 is: 135,408,593.70
Step by Step Solution
- Step 1: Write the proportion equation
177,526,331.61 : 244,965,120.42 = 98,130,668.02 : x - Step 2: Convert to fraction form
177,526,331.61/244,965,120.42 = 98,130,668.02/x - Step 3: Cross multiply
177,526,331.61x = 244,965,120.42 × 98,130,668.02 - Step 4: Simplify right side
177,526,331.61x = 24,038,590,908,414,340 - Step 5: Solve for x
x = 24,038,590,908,414,340/177,526,331.61 - Step 6: Final answer
x = 135,408,593.70
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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.