Finding the Fourth Proportional to 2,391,784,933.80, 3,587,677,400.70 and 1,101,839,845.80
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Solution
The fourth proportional to 2,391,784,933.80, 3,587,677,400.70 and 1,101,839,845.80 is: 1,652,759,768.70
Step by Step Solution
- Step 1: Write the proportion equation
2,391,784,933.80 : 3,587,677,400.70 = 1,101,839,845.80 : x - Step 2: Convert to fraction form
2,391,784,933.80/3,587,677,400.70 = 1,101,839,845.80/x - Step 3: Cross multiply
2,391,784,933.80x = 3,587,677,400.70 × 1,101,839,845.80 - Step 4: Simplify right side
2,391,784,933.80x = 3,953,045,913,967,432,192 - Step 5: Solve for x
x = 3,953,045,913,967,432,192/2,391,784,933.80 - Step 6: Final answer
x = 1,652,759,768.70
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1.5x scale
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.