Finding the Fourth Proportional to 1,465,886,038.20, 2,198,829,057.30 and 884,277,007.80
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Solution
The fourth proportional to 1,465,886,038.20, 2,198,829,057.30 and 884,277,007.80 is: 1,326,415,511.70
Step by Step Solution
- Step 1: Write the proportion equation
1,465,886,038.20 : 2,198,829,057.30 = 884,277,007.80 : x - Step 2: Convert to fraction form
1,465,886,038.20/2,198,829,057.30 = 884,277,007.80/x - Step 3: Cross multiply
1,465,886,038.20x = 2,198,829,057.30 × 884,277,007.80 - Step 4: Simplify right side
1,465,886,038.20x = 1,944,373,979,452,938,752 - Step 5: Solve for x
x = 1,944,373,979,452,938,752/1,465,886,038.20 - Step 6: Final answer
x = 1,326,415,511.70
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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.