Finding the Fourth Proportional to 1,532,451,370,965.60, 2,113,786,432,426.70 and 982,872,177,229.33
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Solution
The fourth proportional to 1,532,451,370,965.60, 2,113,786,432,426.70 and 982,872,177,229.33 is: 1,355,724,502,845.37
Step by Step Solution
- Step 1: Write the proportion equation
1,532,451,370,965.60 : 2,113,786,432,426.70 = 982,872,177,229.33 : x - Step 2: Convert to fraction form
1,532,451,370,965.60/2,113,786,432,426.70 = 982,872,177,229.33/x - Step 3: Cross multiply
1,532,451,370,965.60x = 2,113,786,432,426.70 × 982,872,177,229.33 - Step 4: Simplify right side
1,532,451,370,965.60x = 2,077,581,873,037,048,538,988,544 - Step 5: Solve for x
x = 2,077,581,873,037,048,538,988,544/1,532,451,370,965.60 - Step 6: Final answer
x = 1,355,724,502,845.37
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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.