Finding the Fourth Proportional to 94,685,805.12, 141,903,147.36 and 48,625,811.52
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Solution
The fourth proportional to 94,685,805.12, 141,903,147.36 and 48,625,811.52 is: 72,874,235.89
Step by Step Solution
- Step 1: Write the proportion equation
94,685,805.12 : 141,903,147.36 = 48,625,811.52 : x - Step 2: Convert to fraction form
94,685,805.12/141,903,147.36 = 48,625,811.52/x - Step 3: Cross multiply
94,685,805.12x = 141,903,147.36 × 48,625,811.52 - Step 4: Simplify right side
94,685,805.12x = 6,900,155,697,622,147 - Step 5: Solve for x
x = 6,900,155,697,622,147/94,685,805.12 - Step 6: Final answer
x = 72,874,235.89
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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.