Finding the Fourth Proportional to 1,654,592,201.34, 2,283,336,680.87 and 912,048,664.38
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Solution
The fourth proportional to 1,654,592,201.34, 2,283,336,680.87 and 912,048,664.38 is: 1,258,626,849.82
Step by Step Solution
- Step 1: Write the proportion equation
1,654,592,201.34 : 2,283,336,680.87 = 912,048,664.38 : x - Step 2: Convert to fraction form
1,654,592,201.34/2,283,336,680.87 = 912,048,664.38/x - Step 3: Cross multiply
1,654,592,201.34x = 2,283,336,680.87 × 912,048,664.38 - Step 4: Simplify right side
1,654,592,201.34x = 2,082,514,170,117,345,792 - Step 5: Solve for x
x = 2,082,514,170,117,345,792/1,654,592,201.34 - Step 6: Final answer
x = 1,258,626,849.82
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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.