Finding the Fourth Proportional to 1,979,367,986,523.70, 2,967,449,752,455.70 and 618,824,372,743.87
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Solution
The fourth proportional to 1,979,367,986,523.70, 2,967,449,752,455.70 and 618,824,372,743.87 is: 927,735,643,000.59
Step by Step Solution
- Step 1: Write the proportion equation
1,979,367,986,523.70 : 2,967,449,752,455.70 = 618,824,372,743.87 : x - Step 2: Convert to fraction form
1,979,367,986,523.70/2,967,449,752,455.70 = 618,824,372,743.87/x - Step 3: Cross multiply
1,979,367,986,523.70x = 2,967,449,752,455.70 × 618,824,372,743.87 - Step 4: Simplify right side
1,979,367,986,523.70x = 1,836,330,231,712,351,036,375,040 - Step 5: Solve for x
x = 1,836,330,231,712,351,036,375,040/1,979,367,986,523.70 - Step 6: Final answer
x = 927,735,643,000.59
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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.