Finding the Fourth Proportional to 91,190,207.48, 136,793,720 and 29,779,688.02
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Solution
The fourth proportional to 91,190,207.48, 136,793,720 and 29,779,688.02 is: 44,672,278.06
Step by Step Solution
- Step 1: Write the proportion equation
91,190,207.48 : 136,793,720 = 29,779,688.02 : x - Step 2: Convert to fraction form
91,190,207.48/136,793,720 = 29,779,688.02/x - Step 3: Cross multiply
91,190,207.48x = 136,793,720 × 29,779,688.02 - Step 4: Simplify right side
91,190,207.48x = 4,073,674,304,695,234.50 - Step 5: Solve for x
x = 4,073,674,304,695,234.50/91,190,207.48 - Step 6: Final answer
x = 44,672,278.06
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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.