Finding the Fourth Proportional to 410,673,624.12, 566,729,601.06 and 245,668,148.28
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Solution
The fourth proportional to 410,673,624.12, 566,729,601.06 and 245,668,148.28 is: 339,022,044.49
Step by Step Solution
- Step 1: Write the proportion equation
410,673,624.12 : 566,729,601.06 = 245,668,148.28 : x - Step 2: Convert to fraction form
410,673,624.12/566,729,601.06 = 245,668,148.28/x - Step 3: Cross multiply
410,673,624.12x = 566,729,601.06 × 245,668,148.28 - Step 4: Simplify right side
410,673,624.12x = 139,227,411,667,873,312 - Step 5: Solve for x
x = 139,227,411,667,873,312/410,673,624.12 - Step 6: Final answer
x = 339,022,044.49
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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.