Finding the Fourth Proportional to 266,170,421.09, 398,898,748.16 and 207,154,063.55
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Solution
The fourth proportional to 266,170,421.09, 398,898,748.16 and 207,154,063.55 is: 310,453,341.46
Step by Step Solution
- Step 1: Write the proportion equation
266,170,421.09 : 398,898,748.16 = 207,154,063.55 : x - Step 2: Convert to fraction form
266,170,421.09/398,898,748.16 = 207,154,063.55/x - Step 3: Cross multiply
266,170,421.09x = 398,898,748.16 × 207,154,063.55 - Step 4: Simplify right side
266,170,421.09x = 82,633,496,624,875,472 - Step 5: Solve for x
x = 82,633,496,624,875,472/266,170,421.09 - Step 6: Final answer
x = 310,453,341.46
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.