Finding the Fourth Proportional to 3,106,000,726.68, 4,286,386,764.80 and 1,836,929,583.24
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Solution
The fourth proportional to 3,106,000,726.68, 4,286,386,764.80 and 1,836,929,583.24 is: 2,535,025,373.89
Step by Step Solution
- Step 1: Write the proportion equation
3,106,000,726.68 : 4,286,386,764.80 = 1,836,929,583.24 : x - Step 2: Convert to fraction form
3,106,000,726.68/4,286,386,764.80 = 1,836,929,583.24/x - Step 3: Cross multiply
3,106,000,726.68x = 4,286,386,764.80 × 1,836,929,583.24 - Step 4: Simplify right side
3,106,000,726.68x = 7,873,790,653,469,516,800 - Step 5: Solve for x
x = 7,873,790,653,469,516,800/3,106,000,726.68 - Step 6: Final answer
x = 2,535,025,373.89
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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.