Finding the Fourth Proportional to 1,930,160,152.44, 2,893,918,480.34 and 982,924,660.42
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Solution
The fourth proportional to 1,930,160,152.44, 2,893,918,480.34 and 982,924,660.42 is: 1,473,713,896.73
Step by Step Solution
- Step 1: Write the proportion equation
1,930,160,152.44 : 2,893,918,480.34 = 982,924,660.42 : x - Step 2: Convert to fraction form
1,930,160,152.44/2,893,918,480.34 = 982,924,660.42/x - Step 3: Cross multiply
1,930,160,152.44x = 2,893,918,480.34 × 982,924,660.42 - Step 4: Simplify right side
1,930,160,152.44x = 2,844,503,839,571,357,184 - Step 5: Solve for x
x = 2,844,503,839,571,357,184/1,930,160,152.44 - Step 6: Final answer
x = 1,473,713,896.73
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.