Finding the Fourth Proportional to 4,128,458,417.43, 5,697,088,832.28 and 2,411,966,674.14
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Solution
The fourth proportional to 4,128,458,417.43, 5,697,088,832.28 and 2,411,966,674.14 is: 3,328,406,638.43
Step by Step Solution
- Step 1: Write the proportion equation
4,128,458,417.43 : 5,697,088,832.28 = 2,411,966,674.14 : x - Step 2: Convert to fraction form
4,128,458,417.43/5,697,088,832.28 = 2,411,966,674.14/x - Step 3: Cross multiply
4,128,458,417.43x = 5,697,088,832.28 × 2,411,966,674.14 - Step 4: Simplify right side
4,128,458,417.43x = 13,741,188,403,074,527,232 - Step 5: Solve for x
x = 13,741,188,403,074,527,232/4,128,458,417.43 - Step 6: Final answer
x = 3,328,406,638.43
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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.