Finding the Fourth Proportional to 4,069,823,927.40, 6,105,183,788.70 and 1,485,454,775.40
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Solution
The fourth proportional to 4,069,823,927.40, 6,105,183,788.70 and 1,485,454,775.40 is: 2,228,345,642.32
Step by Step Solution
- Step 1: Write the proportion equation
4,069,823,927.40 : 6,105,183,788.70 = 1,485,454,775.40 : x - Step 2: Convert to fraction form
4,069,823,927.40/6,105,183,788.70 = 1,485,454,775.40/x - Step 3: Cross multiply
4,069,823,927.40x = 6,105,183,788.70 × 1,485,454,775.40 - Step 4: Simplify right side
4,069,823,927.40x = 9,068,974,413,619,080,192 - Step 5: Solve for x
x = 9,068,974,413,619,080,192/4,069,823,927.40 - Step 6: Final answer
x = 2,228,345,642.32
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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.