Finding the Fourth Proportional to 1,022,815,488.60, 1,534,278,000.84 and 323,254,407.65
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Solution
The fourth proportional to 1,022,815,488.60, 1,534,278,000.84 and 323,254,407.65 is: 484,898,920.53
Step by Step Solution
- Step 1: Write the proportion equation
1,022,815,488.60 : 1,534,278,000.84 = 323,254,407.65 : x - Step 2: Convert to fraction form
1,022,815,488.60/1,534,278,000.84 = 323,254,407.65/x - Step 3: Cross multiply
1,022,815,488.60x = 1,534,278,000.84 × 323,254,407.65 - Step 4: Simplify right side
1,022,815,488.60x = 495,962,126,324,288,960 - Step 5: Solve for x
x = 495,962,126,324,288,960/1,022,815,488.60 - Step 6: Final answer
x = 484,898,920.53
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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.