Finding the Fourth Proportional to 1,921,340,032.32, 2,882,243,263.68 and 541,154,542.08
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Solution
The fourth proportional to 1,921,340,032.32, 2,882,243,263.68 and 541,154,542.08 is: 811,797,499.29
Step by Step Solution
- Step 1: Write the proportion equation
1,921,340,032.32 : 2,882,243,263.68 = 541,154,542.08 : x - Step 2: Convert to fraction form
1,921,340,032.32/2,882,243,263.68 = 541,154,542.08/x - Step 3: Cross multiply
1,921,340,032.32x = 2,882,243,263.68 × 541,154,542.08 - Step 4: Simplify right side
1,921,340,032.32x = 1,559,739,033,519,915,008 - Step 5: Solve for x
x = 1,559,739,033,519,915,008/1,921,340,032.32 - Step 6: Final answer
x = 811,797,499.29
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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.