Finding the Fourth Proportional to 4,069,823,908.40, 6,105,183,760.20 and 1,485,454,756.40
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Solution
The fourth proportional to 4,069,823,908.40, 6,105,183,760.20 and 1,485,454,756.40 is: 2,228,345,613.82
Step by Step Solution
- Step 1: Write the proportion equation
4,069,823,908.40 : 6,105,183,760.20 = 1,485,454,756.40 : x - Step 2: Convert to fraction form
4,069,823,908.40/6,105,183,760.20 = 1,485,454,756.40/x - Step 3: Cross multiply
4,069,823,908.40x = 6,105,183,760.20 × 1,485,454,756.40 - Step 4: Simplify right side
4,069,823,908.40x = 9,068,974,255,285,127,168 - Step 5: Solve for x
x = 9,068,974,255,285,127,168/4,069,823,908.40 - Step 6: Final answer
x = 2,228,345,613.82
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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.