Finding the Fourth Proportional to 229,096,446.98, 316,163,507.72 and 135,014,564.66
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Solution
The fourth proportional to 229,096,446.98, 316,163,507.72 and 135,014,564.66 is: 186,326,234.73
Step by Step Solution
- Step 1: Write the proportion equation
229,096,446.98 : 316,163,507.72 = 135,014,564.66 : x - Step 2: Convert to fraction form
229,096,446.98/316,163,507.72 = 135,014,564.66/x - Step 3: Cross multiply
229,096,446.98x = 316,163,507.72 × 135,014,564.66 - Step 4: Simplify right side
229,096,446.98x = 42,686,678,353,938,456 - Step 5: Solve for x
x = 42,686,678,353,938,456/229,096,446.98 - Step 6: Final answer
x = 186,326,234.73
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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.