Finding the Fourth Proportional to 306,832,232.19, 423,428,464.23 and 165,703,439.01
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Solution
The fourth proportional to 306,832,232.19, 423,428,464.23 and 165,703,439.01 is: 228,670,737.09
Step by Step Solution
- Step 1: Write the proportion equation
306,832,232.19 : 423,428,464.23 = 165,703,439.01 : x - Step 2: Convert to fraction form
306,832,232.19/423,428,464.23 = 165,703,439.01/x - Step 3: Cross multiply
306,832,232.19x = 423,428,464.23 × 165,703,439.01 - Step 4: Simplify right side
306,832,232.19x = 70,163,552,697,633,768 - Step 5: Solve for x
x = 70,163,552,697,633,768/306,832,232.19 - Step 6: Final answer
x = 228,670,737.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.