Finding the Fourth Proportional to 79,340,824,785.62, 119,062,438,115.25 and 28,972,041,386
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Solution
The fourth proportional to 79,340,824,785.62, 119,062,438,115.25 and 28,972,041,386 is: 43,476,758,578.12
Step by Step Solution
- Step 1: Write the proportion equation
79,340,824,785.62 : 119,062,438,115.25 = 28,972,041,386 : x - Step 2: Convert to fraction form
79,340,824,785.62/119,062,438,115.25 = 28,972,041,386/x - Step 3: Cross multiply
79,340,824,785.62x = 119,062,438,115.25 × 28,972,041,386 - Step 4: Simplify right side
79,340,824,785.62x = 3,449,481,884,593,086,791,680 - Step 5: Solve for x
x = 3,449,481,884,593,086,791,680/79,340,824,785.62 - Step 6: Final answer
x = 43,476,758,578.12
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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.