Finding the Fourth Proportional to 453,935,964.14, 626,412,275.64 and 252,982,145.50
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Solution
The fourth proportional to 453,935,964.14, 626,412,275.64 and 252,982,145.50 is: 349,104,574.16
Step by Step Solution
- Step 1: Write the proportion equation
453,935,964.14 : 626,412,275.64 = 252,982,145.50 : x - Step 2: Convert to fraction form
453,935,964.14/626,412,275.64 = 252,982,145.50/x - Step 3: Cross multiply
453,935,964.14x = 626,412,275.64 × 252,982,145.50 - Step 4: Simplify right side
453,935,964.14x = 158,471,121,458,944,576 - Step 5: Solve for x
x = 158,471,121,458,944,576/453,935,964.14 - Step 6: Final answer
x = 349,104,574.16
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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.