Finding the Fourth Proportional to 201,702,719.10, 302,554,078.65 and 201,702,719.10
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Solution
The fourth proportional to 201,702,719.10, 302,554,078.65 and 201,702,719.10 is: 302,554,078.65
Step by Step Solution
- Step 1: Write the proportion equation
201,702,719.10 : 302,554,078.65 = 201,702,719.10 : x - Step 2: Convert to fraction form
201,702,719.10/302,554,078.65 = 201,702,719.10/x - Step 3: Cross multiply
201,702,719.10x = 302,554,078.65 × 201,702,719.10 - Step 4: Simplify right side
201,702,719.10x = 61,025,980,338,500,248 - Step 5: Solve for x
x = 61,025,980,338,500,248/201,702,719.10 - Step 6: Final answer
x = 302,554,078.65
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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.