Finding the Fourth Proportional to 1,102,442,859.30, 1,653,664,288.95 and 952,789,073.70
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Solution
The fourth proportional to 1,102,442,859.30, 1,653,664,288.95 and 952,789,073.70 is: 1,429,183,610.55
Step by Step Solution
- Step 1: Write the proportion equation
1,102,442,859.30 : 1,653,664,288.95 = 952,789,073.70 : x - Step 2: Convert to fraction form
1,102,442,859.30/1,653,664,288.95 = 952,789,073.70/x - Step 3: Cross multiply
1,102,442,859.30x = 1,653,664,288.95 × 952,789,073.70 - Step 4: Simplify right side
1,102,442,859.30x = 1,575,593,266,079,439,872 - Step 5: Solve for x
x = 1,575,593,266,079,439,872/1,102,442,859.30 - Step 6: Final answer
x = 1,429,183,610.55
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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.