Finding the Fourth Proportional to 8,379,363,538.04, 11,564,037,825.28 and 4,620,162,480.44
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Solution
The fourth proportional to 8,379,363,538.04, 11,564,037,825.28 and 4,620,162,480.44 is: 6,376,108,810.67
Step by Step Solution
- Step 1: Write the proportion equation
8,379,363,538.04 : 11,564,037,825.28 = 4,620,162,480.44 : x - Step 2: Convert to fraction form
8,379,363,538.04/11,564,037,825.28 = 4,620,162,480.44/x - Step 3: Cross multiply
8,379,363,538.04x = 11,564,037,825.28 × 4,620,162,480.44 - Step 4: Simplify right side
8,379,363,538.04x = 53,427,733,682,680,569,856 - Step 5: Solve for x
x = 53,427,733,682,680,569,856/8,379,363,538.04 - Step 6: Final answer
x = 6,376,108,810.67
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Double scale
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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.