Finding the Fourth Proportional to 292,032,023.10, 438,048,034.65 and 177,146,288.70
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Solution
The fourth proportional to 292,032,023.10, 438,048,034.65 and 177,146,288.70 is: 265,719,433.05
Step by Step Solution
- Step 1: Write the proportion equation
292,032,023.10 : 438,048,034.65 = 177,146,288.70 : x - Step 2: Convert to fraction form
292,032,023.10/438,048,034.65 = 177,146,288.70/x - Step 3: Cross multiply
292,032,023.10x = 438,048,034.65 × 177,146,288.70 - Step 4: Simplify right side
292,032,023.10x = 77,598,583,610,576,496 - Step 5: Solve for x
x = 77,598,583,610,576,496/292,032,023.10 - Step 6: Final answer
x = 265,719,433.05
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.