Finding the Fourth Proportional to 88,125,129,489.40, 121,613,090,531.73 and 50,065,424,925.70
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Solution
The fourth proportional to 88,125,129,489.40, 121,613,090,531.73 and 50,065,424,925.70 is: 69,090,520,368.89
Step by Step Solution
- Step 1: Write the proportion equation
88,125,129,489.40 : 121,613,090,531.73 = 50,065,424,925.70 : x - Step 2: Convert to fraction form
88,125,129,489.40/121,613,090,531.73 = 50,065,424,925.70/x - Step 3: Cross multiply
88,125,129,489.40x = 121,613,090,531.73 × 50,065,424,925.70 - Step 4: Simplify right side
88,125,129,489.40x = 6,088,611,053,998,684,766,208 - Step 5: Solve for x
x = 6,088,611,053,998,684,766,208/88,125,129,489.40 - Step 6: Final answer
x = 69,090,520,368.89
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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.