Finding the Fourth Proportional to 106,884,037.80, 160,326,056.70 and 46,417,861.80
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Solution
The fourth proportional to 106,884,037.80, 160,326,056.70 and 46,417,861.80 is: 69,626,792.70
Step by Step Solution
- Step 1: Write the proportion equation
106,884,037.80 : 160,326,056.70 = 46,417,861.80 : x - Step 2: Convert to fraction form
106,884,037.80/160,326,056.70 = 46,417,861.80/x - Step 3: Cross multiply
106,884,037.80x = 160,326,056.70 × 46,417,861.80 - Step 4: Simplify right side
106,884,037.80x = 7,441,992,742,839,563 - Step 5: Solve for x
x = 7,441,992,742,839,563/106,884,037.80 - Step 6: Final answer
x = 69,626,792.70
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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.