Finding the Fourth Proportional to 5,359,624,923.84, 7,396,241,577.44 and 2,948,255,624.56
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Solution
The fourth proportional to 5,359,624,923.84, 7,396,241,577.44 and 2,948,255,624.56 is: 4,068,570,308.77
Step by Step Solution
- Step 1: Write the proportion equation
5,359,624,923.84 : 7,396,241,577.44 = 2,948,255,624.56 : x - Step 2: Convert to fraction form
5,359,624,923.84/7,396,241,577.44 = 2,948,255,624.56/x - Step 3: Cross multiply
5,359,624,923.84x = 7,396,241,577.44 × 2,948,255,624.56 - Step 4: Simplify right side
5,359,624,923.84x = 21,806,010,831,292,006,400 - Step 5: Solve for x
x = 21,806,010,831,292,006,400/5,359,624,923.84 - Step 6: Final answer
x = 4,068,570,308.77
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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.