Finding the Fourth Proportional to 2,505,167,775,901.80, 3,756,213,791,827.60 and 973,555,729,306.96
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Solution
The fourth proportional to 2,505,167,775,901.80, 3,756,213,791,827.60 and 973,555,729,306.96 is: 1,459,735,947,712.80
Step by Step Solution
- Step 1: Write the proportion equation
2,505,167,775,901.80 : 3,756,213,791,827.60 = 973,555,729,306.96 : x - Step 2: Convert to fraction form
2,505,167,775,901.80/3,756,213,791,827.60 = 973,555,729,306.96/x - Step 3: Cross multiply
2,505,167,775,901.80x = 3,756,213,791,827.60 × 973,555,729,306.96 - Step 4: Simplify right side
2,505,167,775,901.80x = 3,656,883,457,535,580,789,800,960 - Step 5: Solve for x
x = 3,656,883,457,535,580,789,800,960/2,505,167,775,901.80 - Step 6: Final answer
x = 1,459,735,947,712.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.