Finding the Fourth Proportional to 75,825,278,079.41, 104,588,499,580.58 and 48,762,767,283.05
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Solution
The fourth proportional to 75,825,278,079.41, 104,588,499,580.58 and 48,762,767,283.05 is: 67,260,217,103.19
Step by Step Solution
- Step 1: Write the proportion equation
75,825,278,079.41 : 104,588,499,580.58 = 48,762,767,283.05 : x - Step 2: Convert to fraction form
75,825,278,079.41/104,588,499,580.58 = 48,762,767,283.05/x - Step 3: Cross multiply
75,825,278,079.41x = 104,588,499,580.58 × 48,762,767,283.05 - Step 4: Simplify right side
75,825,278,079.41x = 5,100,024,665,531,404,517,376 - Step 5: Solve for x
x = 5,100,024,665,531,404,517,376/75,825,278,079.41 - Step 6: Final answer
x = 67,260,217,103.19
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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.