Finding the Fourth Proportional to 8,379,363,535.79, 11,564,037,822.17 and 4,620,162,478.19
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Solution
The fourth proportional to 8,379,363,535.79, 11,564,037,822.17 and 4,620,162,478.19 is: 6,376,108,807.57
Step by Step Solution
- Step 1: Write the proportion equation
8,379,363,535.79 : 11,564,037,822.17 = 4,620,162,478.19 : x - Step 2: Convert to fraction form
8,379,363,535.79/11,564,037,822.17 = 4,620,162,478.19/x - Step 3: Cross multiply
8,379,363,535.79x = 11,564,037,822.17 × 4,620,162,478.19 - Step 4: Simplify right side
8,379,363,535.79x = 53,427,733,642,315,882,496 - Step 5: Solve for x
x = 53,427,733,642,315,882,496/8,379,363,535.79 - Step 6: Final answer
x = 6,376,108,807.57
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1.5x scale
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.