Finding the Fourth Proportional to 2,623,325,785.98, 3,935,678,558.40 and 942,780,913.62
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Solution
The fourth proportional to 2,623,325,785.98, 3,935,678,558.40 and 942,780,913.62 is: 1,414,419,301.95
Step by Step Solution
- Step 1: Write the proportion equation
2,623,325,785.98 : 3,935,678,558.40 = 942,780,913.62 : x - Step 2: Convert to fraction form
2,623,325,785.98/3,935,678,558.40 = 942,780,913.62/x - Step 3: Cross multiply
2,623,325,785.98x = 3,935,678,558.40 × 942,780,913.62 - Step 4: Simplify right side
2,623,325,785.98x = 3,710,482,627,002,996,736 - Step 5: Solve for x
x = 3,710,482,627,002,996,736/2,623,325,785.98 - Step 6: Final answer
x = 1,414,419,301.95
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.