Finding the Fourth Proportional to 102,540,950.96, 141,506,894.18 and 56,135,522.84
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Solution
The fourth proportional to 102,540,950.96, 141,506,894.18 and 56,135,522.84 is: 77,467,230.56
Step by Step Solution
- Step 1: Write the proportion equation
102,540,950.96 : 141,506,894.18 = 56,135,522.84 : x - Step 2: Convert to fraction form
102,540,950.96/141,506,894.18 = 56,135,522.84/x - Step 3: Cross multiply
102,540,950.96x = 141,506,894.18 × 56,135,522.84 - Step 4: Simplify right side
102,540,950.96x = 7,943,563,489,978,177 - Step 5: Solve for x
x = 7,943,563,489,978,177/102,540,950.96 - Step 6: Final answer
x = 77,467,230.56
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.