Finding the Fourth Proportional to 210,687,477.20, 295,164,022 and 210,687,477.20
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Solution
The fourth proportional to 210,687,477.20, 295,164,022 and 210,687,477.20 is: 295,164,022
Step by Step Solution
- Step 1: Write the proportion equation
210,687,477.20 : 295,164,022 = 210,687,477.20 : x - Step 2: Convert to fraction form
210,687,477.20/295,164,022 = 210,687,477.20/x - Step 3: Cross multiply
210,687,477.20x = 295,164,022 × 210,687,477.20 - Step 4: Simplify right side
210,687,477.20x = 62,187,363,155,385,296 - Step 5: Solve for x
x = 62,187,363,155,385,296/210,687,477.20 - Step 6: Final answer
x = 295,164,022
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.