Finding the Fourth Proportional to 221,468,541.83, 332,125,878.18 and 123,250,133.99
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Solution
The fourth proportional to 221,468,541.83, 332,125,878.18 and 123,250,133.99 is: 184,832,385.90
Step by Step Solution
- Step 1: Write the proportion equation
221,468,541.83 : 332,125,878.18 = 123,250,133.99 : x - Step 2: Convert to fraction form
221,468,541.83/332,125,878.18 = 123,250,133.99/x - Step 3: Cross multiply
221,468,541.83x = 332,125,878.18 × 123,250,133.99 - Step 4: Simplify right side
221,468,541.83x = 40,934,558,988,525,152 - Step 5: Solve for x
x = 40,934,558,988,525,152/221,468,541.83 - Step 6: Final answer
x = 184,832,385.90
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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.