Finding the Fourth Proportional to 226,904,541.74, 340,455,811.64 and 79,457,928.83
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Solution
The fourth proportional to 226,904,541.74, 340,455,811.64 and 79,457,928.83 is: 119,221,560.94
Step by Step Solution
- Step 1: Write the proportion equation
226,904,541.74 : 340,455,811.64 = 79,457,928.83 : x - Step 2: Convert to fraction form
226,904,541.74/340,455,811.64 = 79,457,928.83/x - Step 3: Cross multiply
226,904,541.74x = 340,455,811.64 × 79,457,928.83 - Step 4: Simplify right side
226,904,541.74x = 27,051,913,650,228,144 - Step 5: Solve for x
x = 27,051,913,650,228,144/226,904,541.74 - Step 6: Final answer
x = 119,221,560.94
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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.