Finding the Fourth Proportional to 88,932,854.53, 122,699,373.64 and 49,768,408.45
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Solution
The fourth proportional to 88,932,854.53, 122,699,373.64 and 49,768,408.45 is: 68,664,753.61
Step by Step Solution
- Step 1: Write the proportion equation
88,932,854.53 : 122,699,373.64 = 49,768,408.45 : x - Step 2: Convert to fraction form
88,932,854.53/122,699,373.64 = 49,768,408.45/x - Step 3: Cross multiply
88,932,854.53x = 122,699,373.64 × 49,768,408.45 - Step 4: Simplify right side
88,932,854.53x = 6,106,552,543,874,684 - Step 5: Solve for x
x = 6,106,552,543,874,684/88,932,854.53 - Step 6: Final answer
x = 68,664,753.61
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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.