Finding the Fourth Proportional to 115,867,132.17, 173,773,755.76 and 43,118,173.68
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Solution
The fourth proportional to 115,867,132.17, 173,773,755.76 and 43,118,173.68 is: 64,667,234.28
Step by Step Solution
- Step 1: Write the proportion equation
115,867,132.17 : 173,773,755.76 = 43,118,173.68 : x - Step 2: Convert to fraction form
115,867,132.17/173,773,755.76 = 43,118,173.68/x - Step 3: Cross multiply
115,867,132.17x = 173,773,755.76 × 43,118,173.68 - Step 4: Simplify right side
115,867,132.17x = 7,492,806,981,885,580 - Step 5: Solve for x
x = 7,492,806,981,885,580/115,867,132.17 - Step 6: Final answer
x = 64,667,234.28
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.