Finding the Fourth Proportional to 370,803,613.10, 511,709,546.61 and 201,257,911.65
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Solution
The fourth proportional to 370,803,613.10, 511,709,546.61 and 201,257,911.65 is: 277,736,222.31
Step by Step Solution
- Step 1: Write the proportion equation
370,803,613.10 : 511,709,546.61 = 201,257,911.65 : x - Step 2: Convert to fraction form
370,803,613.10/511,709,546.61 = 201,257,911.65/x - Step 3: Cross multiply
370,803,613.10x = 511,709,546.61 × 201,257,911.65 - Step 4: Simplify right side
370,803,613.10x = 102,985,594,718,532,112 - Step 5: Solve for x
x = 102,985,594,718,532,112/370,803,613.10 - Step 6: Final answer
x = 277,736,222.31
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.