Finding the Fourth Proportional to 6,166,119,920.99, 8,509,251,788.58 and 3,346,728,428.01
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Solution
The fourth proportional to 6,166,119,920.99, 8,509,251,788.58 and 3,346,728,428.01 is: 4,618,488,648.76
Step by Step Solution
- Step 1: Write the proportion equation
6,166,119,920.99 : 8,509,251,788.58 = 3,346,728,428.01 : x - Step 2: Convert to fraction form
6,166,119,920.99/8,509,251,788.58 = 3,346,728,428.01/x - Step 3: Cross multiply
6,166,119,920.99x = 8,509,251,788.58 × 3,346,728,428.01 - Step 4: Simplify right side
6,166,119,920.99x = 28,478,154,861,935,624,192 - Step 5: Solve for x
x = 28,478,154,861,935,624,192/6,166,119,920.99 - Step 6: Final answer
x = 4,618,488,648.76
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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.