Finding the Fourth Proportional to 270,174,970.71, 405,271,427.16 and 92,910,372.96
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Solution
The fourth proportional to 270,174,970.71, 405,271,427.16 and 92,910,372.96 is: 139,368,644.50
Step by Step Solution
- Step 1: Write the proportion equation
270,174,970.71 : 405,271,427.16 = 92,910,372.96 : x - Step 2: Convert to fraction form
270,174,970.71/405,271,427.16 = 92,910,372.96/x - Step 3: Cross multiply
270,174,970.71x = 405,271,427.16 × 92,910,372.96 - Step 4: Simplify right side
270,174,970.71x = 37,653,919,445,440,720 - Step 5: Solve for x
x = 37,653,919,445,440,720/270,174,970.71 - Step 6: Final answer
x = 139,368,644.50
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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.