Finding the Fourth Proportional to 1,486,712,562,279.60, 2,051,663,434,606.60 and 827,504,491,695.70
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Solution
The fourth proportional to 1,486,712,562,279.60, 2,051,663,434,606.60 and 827,504,491,695.70 is: 1,141,956,253,454.66
Step by Step Solution
- Step 1: Write the proportion equation
1,486,712,562,279.60 : 2,051,663,434,606.60 = 827,504,491,695.70 : x - Step 2: Convert to fraction form
1,486,712,562,279.60/2,051,663,434,606.60 = 827,504,491,695.70/x - Step 3: Cross multiply
1,486,712,562,279.60x = 2,051,663,434,606.60 × 827,504,491,695.70 - Step 4: Simplify right side
1,486,712,562,279.60x = 1,697,760,707,584,788,457,848,832 - Step 5: Solve for x
x = 1,697,760,707,584,788,457,848,832/1,486,712,562,279.60 - Step 6: Final answer
x = 1,141,956,253,454.66
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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.