Finding the Fourth Proportional to 201,879,204.30, 302,818,806.45 and 201,879,204.30
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Solution
The fourth proportional to 201,879,204.30, 302,818,806.45 and 201,879,204.30 is: 302,818,806.45
Step by Step Solution
- Step 1: Write the proportion equation
201,879,204.30 : 302,818,806.45 = 201,879,204.30 : x - Step 2: Convert to fraction form
201,879,204.30/302,818,806.45 = 201,879,204.30/x - Step 3: Cross multiply
201,879,204.30x = 302,818,806.45 × 201,879,204.30 - Step 4: Simplify right side
201,879,204.30x = 61,132,819,693,201,712 - Step 5: Solve for x
x = 61,132,819,693,201,712/201,879,204.30 - Step 6: Final answer
x = 302,818,806.45
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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.