Finding the Fourth Proportional to 1,034,652,191.40, 1,427,606,880.66 and 594,534,012.84
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Solution
The fourth proportional to 1,034,652,191.40, 1,427,606,880.66 and 594,534,012.84 is: 820,334,460.77
Step by Step Solution
- Step 1: Write the proportion equation
1,034,652,191.40 : 1,427,606,880.66 = 594,534,012.84 : x - Step 2: Convert to fraction form
1,034,652,191.40/1,427,606,880.66 = 594,534,012.84/x - Step 3: Cross multiply
1,034,652,191.40x = 1,427,606,880.66 × 594,534,012.84 - Step 4: Simplify right side
1,034,652,191.40x = 848,760,847,516,784,896 - Step 5: Solve for x
x = 848,760,847,516,784,896/1,034,652,191.40 - Step 6: Final answer
x = 820,334,460.77
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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.