Finding the Fourth Proportional to 453,244,862.16, 625,519,116.36 and 257,674,107.60
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Solution
The fourth proportional to 453,244,862.16, 625,519,116.36 and 257,674,107.60 is: 355,613,694.83
Step by Step Solution
- Step 1: Write the proportion equation
453,244,862.16 : 625,519,116.36 = 257,674,107.60 : x - Step 2: Convert to fraction form
453,244,862.16/625,519,116.36 = 257,674,107.60/x - Step 3: Cross multiply
453,244,862.16x = 625,519,116.36 × 257,674,107.60 - Step 4: Simplify right side
453,244,862.16x = 161,180,080,094,803,552 - Step 5: Solve for x
x = 161,180,080,094,803,552/453,244,862.16 - Step 6: Final answer
x = 355,613,694.83
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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.